3 years ago

Evaluate 3(c + d) if c = 8 and d = -5

1 answer:

4 0

Substitution time :D

c = 8

d = -5

All you have to do is replace the variables(letters) with the numbers!

3(8 + (-5))

Do parentheses first! And remember that adding a negative is the same as subtracting :)

3(3) = 9

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