hdhdheheksns
hdhdheheksns
03-02-2017
Mathematics
contestada
Simplify the equation -3(5-7x)
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amayacbeau
amayacbeau
03-02-2017
The answer is 21x - 15.
To solve, distribute the -3 to the numbers in the parentheses.
-3 (5 - 7x)
-15 + 21x (Multiplying two negatives makes a positive)
21x - 15 (Commutative Property allows you to switch the numbers around)
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