(30(-7))-(210(-3))

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(30(-7))-(210(-3))

Guest Mar 7, 2015

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Best Answer

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(30(-7))-(210(-3))

First, dispose of unneccesary paranthesis:

30(-7) - (210(-3)) Multiply what's inside the paranthesis:

-210 - (- 630) Recall that: - (-x) = x:

-210 + 630

630 - 210 = 420

Tetration Mar 7, 2015

1⁺⁰ Answers

+808

+5

Best Answer

(30(-7))-(210(-3))

First, dispose of unneccesary paranthesis:

30(-7) - (210(-3)) Multiply what's inside the paranthesis:

-210 - (- 630) Recall that: - (-x) = x:

-210 + 630

630 - 210 = 420

Tetration Mar 7, 2015

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