Answer:
Step-by-step explanation:
i think that it is either -7 - -8 or -7 + 8 or -7+-8.
Answer:
F and D
Step-by-step explanation:
When a negative number is multiplied by a positive number, the result is a negative number. When a negative number is multiplied by another negative number, the result is positive.
Answer:
d
Step-by-step explanation:
3x+6=21
-6+21= 15
15÷3=5
$ 130. I got this by multiplying ten by four and 18 by 5 and adding then together. Hope this helps!
Answer:
2a+8 (square root b)................. third option