12-22 = -10 because know I'm right and it says I have to put more words so just look at the first part
Answer:
7
Step-by-step explanation:
the answer is 7 positive and negative equal positive so it is 7
I think B. Would be the correct one
Answer:
$15 and 3600ft^2
Step-by-step explanation:
C) There are 16 white tiles used. The unit cost of a white tile=240/16=$15
E) The cafeteria area consists of 36 tiles of dimensions 10 ft x 10 ft, so the area of the floor is 3600ft^2
Answer:
She did no divide each addend correctly
Step-by-step explanation:
Given
12 + 32 ← factor out 4 from each addend
= 4(3 + 8)
As 4 × 3 = 12 and 4× 8 = 32
Valerie had 12 + 32 = 4(1 + 10) ← incorrect statement
