Answer:
x=4
Step-by-step explanation:
2/3(x-7)=-2
Multiply both sides by 3/2
x-7=-3
move constant to the right
x=-3+7
calculate
x=4
Answer:14/20 and 10/12
Step-by-step explanation:
7/10
Multiply both numerator and denominator by 2
7/10=(7×2)/(10×2)=14/20
5/6
Multiply both numerator and denominator by 2
5/6=(5×2)/(6×2)=10/12