Step-by-step explanation:
the sum of two numbers (addition)
the difference of two numbers (subtraction)
look at this, if you are given two numbers to add , you find the product..
after that you can find one of the given number by subtracting one given number from the product..
e.g
x+y=z
z-y =x
Answer:
Waka Waka wa e e - queen shakira
(7x-12)=-5
-5x÷-5 114÷-5=
x=29
