Answer:
Its A i just took the test
Step-by-step explanation:
Step-by-step explanation:
a. (0.60x + 0.70y)- 50 = 10
<=> 0.60x + 0.70y = 60
b. (x+y) = 5(x-y)
x+y=5x-5y
<=> 4x - 6y = 0
1. 6 is the answer
2. 56 is divisible by 14
Answer:
20 years old.
Step-by-step explanation:
Go backwards in the equation.
24/3 = 8
8+12
= 20