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Could someone just show me how to solve this? I don't want an answer, I would like to solve it on my own, I just don't know how to write an equation for this. Please help!

Could someone just show me how to solve this I dont want an answer I would like to solve it on my own I just dont know how to write an equation for this Please class=
Relax

Respuesta :

musiclover10045

You would set up a ratio for the two known sides to equal the known side and x:

8/2 = 18/x

Cross multiply:

(2 * 18) = (8 * x)

Simplify:

36 = 8x

Solve for x by dividing both sides by 8:

x = 36/8

x = 4.5

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