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How do you evaluate the expression -3x+5 for x=-2?

1 Answer

Jul 3, 2017

$11$ $11$

Explanation:

$substitute x = - 2 into the expression for x$ $" substitute x = - 2 into the expression for x"$

$\Rightarrow (- 3 \times - 2)$ $rArr(-3xxcolor(red)(-2))$ +5

$= 6 + 5$ $=6+5$

$= 11$ $=11$

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