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lara [203]
3 years ago
8

If f(x) = 5x + 40, what is f(x) when x equals -5?

Mathematics
1 answer:
sladkih [1.3K]3 years ago
3 0
f(x)=5x+40\\\\x=-5\\\\\text{substitute the value of x to the equation}\\\\f(-5)=5\cdot(-5)+40=-25+40=15
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