Math
Solve for 4x + 3y = 7 and - 3x + 6y = 36

Asked by
AnneS2
Last updated by
anonymous
- 3x + 6y = 36
- 3x + 6y-6y = 36-6y
-3x=36-6y
-3x=36-6y
-3x/-3=36/-3-6y/-3
x=-6+2y
4x + 3y = 7
4(-6+2y) + 3y = 7
4(-6) (4)(+2y) + 3y = 7
-24+8y+3y=7
-24+11y=7
-24+11y+24=7+24
11y=31
11y/11=31/11
y=2.81
x=-6+2y
x=-6+2(2.81)
x=-.38