Answer:
x(3+4)=4(x+3), (x+2)+5(x-1)=3(x+3)
Step-by-step explanation:
x(3+4)=4(x+3)
3x+4x=4x+12
7x=4x+12
Subtract 4x by both sides
3x=12
Divide 3 by both sides to get x=4
4x+5=3(x+2)
4x+5=3x+6
Combine Like terms
1x+5=6
Subtract 5 from both sides
x=1
(x+2)+5(x-1)=3(x+3)
x=4
