Welcome :: Homework Help and Answers :: Mathskey.com

Recent Visits

Q&A
Unanswered
Categories
Users
Ask a Question

Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

Q&A Categories
BASIC MATH (93)
PRE-ALGEBRA (441)
ALGEBRA 1 (2,216)
GEOMETRY (864)
ALGEBRA 2 (2,745)
TRIGONOMETRY (1,186)
PRECALCULUS (1,903)
CALCULUS (2,791)
STATISTICS (129)
PHYSICS (658)
CHEMISTRY (136)
MECHANICAL ENGINEERING (64)
ELECTRICAL ENGINEERING (207)
Winplot Tutorials (2)

Most popular tags

solving-equations system-of-equations functions math slope-intercept-form physics homework-help trigonometric-identities integration substitution-method limits calculus

13,435 questions

17,804 answers

1,438 comments

776,443 users

If the point (a, 4) is on the graph of 2x + y = 7, what is the value of a

0 votes

please help

equation-of-a-line

asked Feb 11, 2014 in ALGEBRA 1 by anonymous Apprentice

Share this question

Google+ Facebook Twitter LinkedIn Reddit

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 votes

Given line 2x+y = 7

Given point (a,4) satisfy the line equation.

2a+4 = 7

2a = 3

a = 3/2

a = 1.5

From the graph we can observe the value of a = 1.5

answered Feb 11, 2014 by friend Mentor

Please log in or register to add a comment.

Related questions

If the graph of y=x^3+ax^2+bx-4 has a point of inflection at (1,6), what is the value of b

asked Dec 6, 2019 in CALCULUS by reyesl2 Rookie

calculus
point
of
point-of-inflection

if point (h,1) is on the graph of the equaton 5x - 4 = y, which is the value of h?

asked Nov 30, 2013 in GEOMETRY by chrisgirl Apprentice

graph-of-the-equaion

contains the point (2,4) and is perpendicular to the graph of y=1/3x+1

asked Dec 3, 2013 in ALGEBRA 1 by futai Scholar

perpendicular-lines
equation-of-a-line

which equation of a line is shown on the graph? (-1, +1) a. y=x+1 b. x+y=1

asked Dec 5, 2013 in ALGEBRA 1 by rockstar Apprentice

graph-of-the-equaion
equation-of-a-line

Find the distance from the given point to the given line.Round whole number. (-6, 4) y = -2x + 7

asked Feb 24, 2014 in GEOMETRY by andrew Scholar

distance-between-points
equation-of-a-line

which is the equation of a line that is parallel to 2x+5y=4 and goes through the point (5,-4)?

asked Dec 3, 2013 in GEOMETRY by harvy0496 Apprentice

equation-of-a-line

whats the equation of a line that is parallel to y = -1/2 x + 3 and passes through the point (8,-4)?

asked Dec 3, 2013 in GEOMETRY by abstain12 Apprentice

equation-of-a-line

What is the slope of a line passing through (7/8, 3/4) and (5/4, -1/4)?

asked Feb 20, 2014 in ALGEBRA 2 by andrew Scholar

slope-of-a-line
equation-of-a-line
slope-of-a-line-through-2points

write the slope int equat of the line whos graph is parallel to y=2x-8 & has the y int slope (0,3)

asked Feb 18, 2014 in ALGEBRA 1 by chrisgirl Apprentice

slope-intercept-form
parallel-lines
equation-of-a-line

What is the value of y so that the line passing through the two points has the given slope.

asked Mar 6, 2014 in ALGEBRA 1 by payton Apprentice

slope-of-a-line-through-2points
slope-intercept-form
equation-of-a-line

(2,-4);2x-3y=4 the equation of the line is y=?

asked Mar 10, 2014 in ALGEBRA 1 by andrew Scholar

slope-intercept-form
equation-of-a-line

what is the slope of y+2x=-5?

asked Mar 11, 2014 in ALGEBRA 1 by harvy0496 Apprentice

slope-intercept-form
equation-of-a-line

If (3, 6) is a point on the graph of y = f (x)

asked Jan 9, 2015 in PRECALCULUS by anonymous

graphing-functions

line that passes through the point (3 , -11) and is parallel to the line y=-3x+4

asked Dec 3, 2013 in ALGEBRA 1 by rockstar Apprentice

equation-of-a-line

If the points (3,17) and (4,29) are on the graph of the quadratic function y=2x^2+bx+c,

asked Oct 30, 2014 in ALGEBRA 1 by anonymous

solve-quadratic-equation

What is the value of 2x+5=11

asked Feb 11, 2014 in PRE-ALGEBRA by futai Scholar

equation-of-a-line

equation of the line parallel to 2x-y-3=0 that passes the point (-2,1)

asked Dec 6, 2013 in ALGEBRA 1 by mathgirl Apprentice

equation-of-a-line
parallel-line-passes-through-the-point

A is the point (2, 3), and B is the point (4, 9).

asked Apr 27, 2014 in ALGEBRA 1 by anonymous

equation-of-a-line
slope-of-a-line-through-2points

If a (2 -1) and b (4 7) are the endpoints of a diameter of a circle what is the area on the circle?

asked May 3, 2014 in GEOMETRY by anonymous

area-of-a-circle

write an equation for the line, in point slope form, that passes through the points (-5,7) and (-4,-3)

asked Mar 14, 2014 in ALGEBRA 1 by mathgirl Apprentice

slope-of-a-line-through-2points
equation-of-a-line
slope-intercept-form

Copyright © 2024 MATHSKEY. All Rights Reserved. Sitemap|Terms Of Use|Disclaimer|Contact Us|FAQ

...