9(3n + 8) = 180
3n + 8 = 180/9
3n + 8 = 20
3n = 20 - 8
3n = 12
n = 12/3
n = 4 <==
Answer:
(1, 5)
Step-by-step explanation:
Reflecting across the y-axis is the same thing as adding a negative to the y-value.
double negative 5 is the same thing as positive 5 so
(1, 5) is your answer
Answer:
9<(5+7). the answer is 12
Step-by-step explanation:
hope it helps : )
parenthesis first -3-11.5
then subtract so your answer is -14.5