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1 vote
Solve for x: 3 over quantity x minus 4 equals 7 over x 7 1 −1 −7

User Jeveloper
by
5.6k points

2 Answers

3 votes

Answer:

A. 7

Explanation:

trust me :)

User Xeroxoid
by
5.9k points
3 votes

Answer:


x=7

Explanation:


(3)/(x-4)=(7)/(x)

Solve for x

Multiply in cross


3(x)=7(x-4)

distributive property right side


3x=7x-28

subtract 3x both sides


3x-3x=7x-28-3x


0=4x-28

Adds 28 both sides


0+28=4x-28+28


28=4x

Divide by 4 both sides and rewrite


x=7

User Laugre
by
5.5k points
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