Question

For which equation is x=5 a solution?

2+x=3
2 plus x is equal to 3

3x=15
3 x is equal to 15

x2=10
, x over 2, is equal to 10

x−7=12
x minus 7 is equal to 12

Answer 1

3x=15 because 15 divided by 3 is 5 and 3x divided by 3 and x so that would leave x=5