Evaluate 1/2*(20(-7/10)+30)

Math
12⋅(20(-710)+30)
Simplify each term.
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Cancel the common factor of 10.
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Move the leading negative in -710 into the numerator.
12⋅(20(-710)+30)
Factor 10 out of 20.
12⋅(10(2)-710+30)
Cancel the common factor.
12⋅(10⋅2-710+30)
Rewrite the expression.
12⋅(2⋅-7+30)
12⋅(2⋅-7+30)
Multiply 2 by -7.
12⋅(-14+30)
12⋅(-14+30)
Reduce the expression by cancelling the common factors.
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Add -14 and 30.
12⋅16
Cancel the common factor of 2.
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Factor 2 out of 16.
12⋅(2(8))
Cancel the common factor.
12⋅(2⋅8)
Rewrite the expression.
8
8
8
Evaluate 1/2*(20(-7/10)+30)

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