Question

12x+40=15x+25 solve for x

Answer 1

x=5

Explanation:

12x+40=15x+25

12x=15x-15

12x=15x-15-15x

-3x=-15

-3x=-15 divide both by -3

answer is 5

Answer 2

5 = x

Explanation:

12x+40=15x+25

Subtract 12x from each side

12x-12x+40=15x-12x+25

40 = 3x +25

Subtract 25 from each side

40-25 = 3x+25-25

15 =3x

Divide by 3

15/3 =3x/3

5 = x