Question

Equation: A number decreased by 5 is equal to 10 (seperate eqaution) The sum of a number and 12 is the same as twice the number. ​

Answer 1

1. 15

2. 12

Step-by-step explanation:

1. n-5=10

n=10+5

n=15

2. n+12=2n

12=2n-n

12=n