3 years ago

How do I solve system of equations by subsitution

1 answer:

6 0

You need to solve for x or y in one equation and and substitute it into the other equation in place of the variable that corresponds to it.

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Step-by-step explanation:

Okay, so x is the amount of $ spent. And three times means 3x, and 5 less on entertainment is 3x - 5. So put the expression together and you get x + 3x + (3x-5). Now plug in 10 for x so 10+3(10) + (3(10) -5).

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13. Dallon bought a canoe that cost $33.75. The sales tax was 5.25%. What was his total cost including tax?13. Dallon bought a c

stiks02 [169]

x. 5.75.
_____ _____
33.75. 100

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3 years ago

How do I solve system of equations by subsitution​

How do I solve system of equations by subsitution