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Please help.. so so desperate.. what is the value of x?
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Please help.. so so desperate.. what is the value of x?

Please help.. so so desperate.. what is the value of x?-example-1
User Alexandru Dicu
by
5.1k points

1 Answer

4 votes

Set up a ratio:

5/3 = 40 / 2x+10

Cross multiply:

5(2x+10) = 3(40)

Simplify:

10x+50 = 120

Subtract 50 from each side:

10x = 70

Divide both sides by 10:

x = 70/10

x = 7

User Ponsfrilus
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5.0k points
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