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3 years ago

Tentukan himpunan penyelesaian dari persamaan berikut: 3y+15=5y-1

1 answer:

3 0

3y+15=5y-1
1. Subtract 5y from each side, so you are left with -2y+15=-1
2.Subtract 15 from each side, so you are left with -2y=-16
3. Divide both sides by -2. so you have y=8

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Step-by-step explanation:

Given : Danielle earns $36.80 for 4 hours of yardwork. MacKenzie earns $50.40 for 6 hours of yardwork.

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Solution : We have given

Danielle earns in 4 hours = $36.80 .

Danielle earns in 1 hours = .

Danielle earns in 1 hours = $9.20 .

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MacKenzie earns in 1 hours = .

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