how do you simpilfy the expression 7+2(4x-2)+10,in steps

7 + 2(4x - 2) + 10

Do multiplication before you do add, so use the distributive property:

7 + 2(4x) - 2(2) + 10

7 + 8x - 4 + 10

Simplify by combining 7 - 4 + 10  =  3 + 10  =  13:

8x + 13      <---   answer