Answer:
The answer is A. -5
Step-by-step explanation:
Write out the equation:
-3 + c = -8 Add 3 on both sides to isolate the varible on one side
c = -5 -8 plus 3 is -5
You must isolate the variable in order to solve equations with variables.
Isolating variable is basically when you divide, multiply, add, or subtract to put a variable on <u><em>ONLY </em></u>one side of the equation.
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The number of variables in the problem is 3
Answer:
s=25
Step-by-step explanation:
Answer:
the measure of the exterior angle is 87 degrees.
Here's an explanation! :)