Question

if a=-4h^2-h+5 and b=8h-3h+12 find a-b

Answer 1

Answer:

4h^2-6h-7

Step-by-step explanation:

$(4h^{2} -h+5) - (8h-3h+12)\\4h^{2} -h+5 - 8h+3h-12\\4h^{2}-9h+3h-7\\4h^{2}-6h-7$