a. -42 + (-17)
Note that one negative and one positive = negative
-42 + (-17) = -42 - 17 = -59
b. (-42)/(-7)
Note that when dividing or multiplying two negatives, the answer will be positive
(-42)/(-7) = 6
c. (-5)² = (-5)(-5) = 25
25 is your answer
hope this helps
Answer:
4
Step-by-step explanation:
Answer:
Step-by-step explanation:
if you have 1/4 of a rope and you need to give 7/16 to your friend how much rope did you give to your friend?
Heya!!!
Answer to your question:
0.64m
100cm=1m
1cm=1/100m
64cm=64/100 m
64cm=0.64 m
Hope it helps ^_^
Answer:
Step-by-step explanation:
r²+8r=−7
Step 1: Subtract -7 from both sides.
r²+8r−(−7)=−7−(−7)
r²+8r+7=0
Step 2: Use quadratic formula with a=1, b=8, c=7.
r=
