Question

what is 2x - 5 =7 please help me I need it in 10 mins

Answer 1

2x - 5 = 7
2x = 7 + 5
2x = 12
2x/2 = 12/2
x = 6

to check:
2x - 5 = 7
2(6) - 5 = 7
12 - 5 = 7
7 = 7

Answer 2

You are going to get x alone, so this is the steps:

2x-5=7
2x-5+5=7+5
2x=12
2x/2=12/2
x+6