Answer:
2r+1+(-4r)+7
= -2r+8
= -2(r+4)
Step-by-step explanation:
Answer:
the answer is 5 because 40 divided by 8 is 5
Answer:
The answer is A
Step-by-step explanation:
Supplementary angles are angles which add up to 180°
∠1 and ∠3 add up to 180°, so they are supplementary.
Answer:
1 cup of chocolate chips equals 18 cookies and 2 cups equals 36 and 3 cups equals 54
Step-by-step explanation:
