Answer:
x = 30
Step-by-step explanation:
(30) + (30) = 28
(30) = 18
(30) = 10
18 + 10 = 28
Answer:
13
Step-by-step explanation:
We only need to pay attention to the x. We multiply 3 and 4 to get 12. Then we add 1 to get 13.
A solution to a division problem means it is the quotient. And it tells us the solution to the dividend and divisor.
4d=56
d=14. Ad a result, Dorothy is 14 years old. Hope it help!