5a – 7b + b2 <span>for a = –1 and b = 5.
5(-1) - 7(5) +5^2
= -5 - 35 + 25
= -40 + 25
= -15</span>
Answer:
Step-by-step explanation:
if you want to figure out what 6.5% of tax is was you would do is you would take your number and multiply it by 1.65, there is another method, but this one is the fastest and easiest
Mmm c probably if not definitely d
Answer: a and d
Step-by-step explanation:
(to find all points of discontinuity, set denominator equal to zero and solve)

(to factor, find two numbers when added together equal -7 and when multiplied together equal 10)
-2 + -5 = -7
-2(-5) = 10
-2 and -5 are the two numbers

Answer: The answer is the last one. Hope this helps!