Answer:
You might want to put that in a picture, because that makes very little sense.
Answer:
x=-7
Step-by-step explanation:
1. Distribute the 7 into the parenthesis: -7-2x=7x+56
2. Combine like terms by doing the opposite operation to the numbers: -7=9x+56 (added 2x to 7x)
3. Subtract 56 to each side of the equation: -63=9x
4. To isolate the variable "x," divide each side by 9: x=-7
Answer:
2.123842852 is the first answer
for part b it'll be 2.12
hope that helps
Step-by-step explanation:

Now multiple the coefficients and add the exponents with common bases

Now write your final expression

Hope I helped!
Answer:
A
Step-by-step explanation:
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