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PLEASE HELP. Solve for x

PLEASE HELP. Solve for x-example-1
User JerryZhou
by
7.0k points

1 Answer

7 votes

Answer:

x=8

Explanation:

set up a proportion:


(20)/(4)=(4x-7)/(5)

simplify:


5 =(4x-7)/(5)

now solve this equation for x:


5 = (4x-7)/(5) \\25 = 4x - 7\\32 = 4x\\x = 8

User Snukker
by
7.6k points