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Use the equation $r = z + 8$ to find the value of $r$ when $z = 9$ . $\newline$ $r =$ ____

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Grade 6

Find a value using two-variable equations

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Q. Use the equation

r = z + 8

to find the value of

r

when

z = 9

\newline

r =

____

Plug in z value: Step $1$ : We know that $z = 9$ . Plug in the value for $z$ in $r = z + 8$ .
Solve for r: Step $2$ : $r = 9 + 8$ . Solve for $r$ .

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View all (106)

Use the equation r=z+8r = z + 8r=z+8 to find the value of rrr when z=9z = 9z=9.\newliner=r = r= ____

Use the equation $r = z + 8$ to find the value of $r$ when $z = 9$ . $\newline$ $r =$ ____