Question

Three times a number minus ten is equal to the sum of twice the same number and five. The equation below represents the

situation
3x-10 = 2x+5
What is the value of x?

Answer 1

x=15

Explanation:

3x-10 = 2x+5

Subtract 2x from each side

3x-2x-10 = 2x-2x+5

x -10 =5

Add 10 to each side

x-10+10 = 5+10

x = 15