Simplify the expression-9+7
-2
2
16
-16
2 answers:
Hi there!
Your question is "-9 + 7 "
you can make it as 7 - 9
7 - 9 = -2
your answer is -2
That means your answer is a.
Hope I helped!
Let me know if you need anything else!
~ Zoe<span />
- 9 + 7
-2
if you need more details, please leave me a comment
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Answer:
15
Step-by-step explanation:
Answer:
y=2x-23
Step-by-step explanation:
m=(-9+7)/(7-8)=-2/-1=2
y=2x+b
-7=2(8)+b
-7-16=b
b=-23
y=2x-23
