Answer:
x=30
Step-by-step explanation:
10(3x/10) + 10(x/5) = 10(15)
3x + 2x = 150
5x = 150
(5x)÷5 = (150)÷5
x = 30
x = 30.
3x/10+x/5=15
Multiply through by 10:
