Math
posted by Andrew on .
5(3x  2)  (x  3) = 4(4x + 5) + 13
Answer
Multiply factors.
15x  10  x + 3 = 16x  20 +13
Group like terms.
16x  7 = 16x  7
Add 16x + 7 to both sides and write the equation as follows
0 = 0

Looks good.