Question

Simplify by combining like terms
a) 3ab -7b -5ab + 12b – ab
b) 5 x2 y -7x2 y - 3y2 +7y2 +8x2 y
fine the correct answer if you can​

Answer 1

Answer:

Hope it helps

Step-by-step explanation:

a) 3ab-7b-5ab+12b-ab

=3ab-5ab-ab-7b+12b

= -3ab+5b

b)5*2y-7*2y-3y2+7y2+8*2y

= 10y-14y-6y+14y+16y

= 10y-14y-6y+30y= 24y+36y=60y.