Answer:
something is happening means it's wrong.
Answer:
2
Step-by-step explanation:
You can divide both of them by 2
Just plug in b =2 into 7+b
So 7 + 2 = 9
Answer:
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Step-by-step explanation:
Answer:

Step-by-step explanation:
-45x + 40
Factor out 5 from the expression.
5(-9x) + 5(8)
Take 5 as a common factor.
<u>5(-9x + 8)</u>
4w + 9( -6 - 3w)
Expand brackets.
4w + 9(-6) + 9(-3w)
4w - 54 - 27w
Combine like terms.
4w - 27w - 54
<u>-23w - 54</u>