2 years ago

Given that

1 answer:

ra1l [238]2 years ago

3 0

Answer:

$-\frac{20}{3}$

Step-by-step explanation:

$R=9x+8y\\\\4=9x+8(8)\\\\9x+8(8)=4\\\\9x+64=4\\\\9x+64-64=4-64\\\\9x=-60\\\\\frac{9x=-60}{9} \\\\x=-\frac{60}{9}=\boxed{-\frac{20}{3}}$

Hope this helps.

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