hayleyboyd993 hayleyboyd993

25-10-2021
Mathematics

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What is the x value such that y =15 - 3x and y = 0?

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14amavanessa 14amavanessa

25-10-2021

Substitute y = 0
0 = 15 - 3x

Subtract 15 from both sides
0 - 15 = -3x

Simplify
-15 = -3x

The negatives cancel out:
15 = 3x

Divide by 3 on both sides
5 = x

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