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Solving Equations Reminder need to show ALL work **Number 1

Solving Equations Reminder need to show ALL work **Number 1-example-1
User Tim Scollick
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1 Answer

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22 votes

1.I WILL USE CROSS MULTIPLICATION


( - n)/(4) = 13 \\ - n = 13(4) \\ - n = 52 \\ ( - n)/( - 1) = (52)/( - 1) \\ n = - 52

2.


(3x)/(4) - 5 = 4 \\ (3x)/(4) (4) - 5(4) = 4(4) \\ 3x - 20 = 16 \\ 3x = 16 + 20 \\ 3x = 36 \\ (3x)/(3) = (36)/(3) \\ x = 12

ATTACHED IS THE SOLUTION.

User Techmag
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