Answer: b.
Step-by-step explanation:
Four more than = +4
Twice a number means two times a number = 2n
“Is” is a keyword for equals, so “is -10” means = -10
Answer: b
four more
+4
twice a number
n2 (we dont know the number and it’s multiplied by 2)
is
=
-10
so
n2 + 4 = -10
Answer:
-0.15 I believe
siri did the math for me lol
75 pages
15(2r^2+2r+5)
I'm more of a guess and check type of person, but 15 x 2r^2 = 30r^2, 15 x 2r = 30r, and 15 x 5 = 75
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