Mathematics: Solve the equation. 6x - 3 (x+8) = 9

Solve the equation. 6x - 3 (x+8) = 9 - id63894994317, funnynunny2903

jacamron

17.01.2022

Assignment: $\bold{Solve \ Equation: \ 6x-3\left(x+8\right)=9}$

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$\boxed{\bold{x=11}}$

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Explanation: $\downarrow\downarrow\downarrow$

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[ Step One ] Expand $\bold{-3\left(x+8\right)}$

$\bold{-3x-24}$

[ Step Two ] Rewrite Equation

$\bold{6x-3x-24=9}$

[ Step Three ] Combine Similar Elements

$\bold{6x-3x=3x}$

[ Step Four ] Rewrite Equation

$\bold{3x-24=9}$

[ Step Five ] Add 24 To Both Sides

$\bold{3x-24+24=9+24}$

[ Step Six ] Simplify

$\bold{3x=33}$

[ Step Seven ] Divide Both Sides By 3

$\bold{\frac{3x}{3}=\frac{33}{3}}$

[ Step Eight ] Simplify

$\bold{x=11}$

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$\bold{\rightarrow Mordancy \leftarrow}$

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christopherluckey7

17.04.2021

Step-by-step explanation:

Find the area of two sides (Length*Height)*2 sides.

Find the area of adjacent sides (Width*Height)*2 sides.

Find the area of ends (Length*Width)*2 ends.

Add the three areas together to find the surface area.

Example: The surface area of a rectangular prism 5 cm long, 3 cm.

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