c is your answer because you would count the remaing #
this probably isn't right but this is what the internet says 31/400
Step-by-step explanation:
9m²+8m-6-7m²-3m+3
first write like terms
9m²-7m2+8m-3m-6+3
second ad subtract the terms
2m²+5m-3
factorize
2m²-m+6m-3
m(2m-1)+3(2m--1)
(m+3)(2m-1)
m=-3. m=1/2
Answer:
2nd one is 4.48
Step-by-step explanation: