Evaluate the expression for x = 5. –2x = _____

Write -2x: Write -2x after substituting x = 5. Substitute 5 for x in -2x. -2(5)Substitute x = 5: Evaluate -2(5). -2(5) = -10

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Evaluate the expression for $x = 5$ . $\newline$ $-2x =$ _____

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Algebra 1

Evaluate variable expressions involving integers

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Q. Evaluate the expression for

x = 5

\newline

-2x =

_____

Write $-2x$ : Write $-2x$ after substituting $x = 5$ . $\newline$ Substitute $5$ for $x$ in $-2x$ . $\newline$ $-2(5)$
Substitute $x = 5$ : Evaluate $-2(5)$ . $\newline$ $-2(5)$ $\newline$ $= -10$

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Evaluate the expression for x=5x = 5x=5.\newline−2x=-2x = −2x=_____

Evaluate the expression for $x = 5$ . $\newline$ $-2x =$ _____