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ryzh [129]
2 years ago
9

F(x)=-3x-7 if f(x)=-61, find x

Mathematics
1 answer:
Mars2501 [29]2 years ago
4 0

Answer:

18

Step-by-step explanation:

You have to set the equations equal to each other and then solve for the variable.

Hope this helps:)

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\huge\fbox{Answer ☘}

\bold\blue{°F = ( \frac{9}{5} )°C \: + 32 }\\\\ °F = ( \frac{9}{5} )100° \:  +  \: 32 \\\\ °F = 9(20)° + 32 \\\\ °F= 180 + 32 \\\\ \bold{°F = 212°}

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