Question

Solve for x,y:
x=7-y and 4y-3x=12

a. x=16, y=7
b. x=4, y=6
c. x= 16/17, y=33/7
d. x=33/7, y=16/7
e. none of the above

Answer 1

@jim_thompson5910

Answer 2

4y-3x=12

4y-3( x )=12

4y-3( 7-y )=12

4y - 3(7) - 3(-y) = 12

4y - 21 + 3y = 12

7y - 21 = 12

I'll let you finish up

Answer 3

one second, i'm trying to do the math now

Answer 4

i got 33/7 for y @jim_thompson5910

Answer 5

me too, so what is x based on that?