Answer: c) 28
<u>Step-by-step explanation:</u>
x² - 7x + 10 ; x = -2
replace x with -2:
(-2)² - 7(-2) + 10
= 4 - -14 + 10
= 4 + 14 + 10
= 18 + 10
= 28
Answer:
x^2-3x+2
Step-by-step explanation:
distribute and combine like terms
Answer:
-10
Step-by-step explanation:
5 is lower than 15 so the answer must be negative
if 15 minus 5 is 10
then 5 minus 15 has to be 10