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pav-90 [236]
3 years ago
8

Can anyone help me please??

Mathematics
1 answer:
Lorico [155]3 years ago
4 0

Answer:

9.38cm

Step-by-step explanation:

you have a right triangle. use pathagorean

x^2 + 9^2 = 13^2

x^2 + 81 = 169

x = √88

x = 9.38

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12 decreased by 8 times a number is 36
LekaFEV [45]
8x-12=36

Let's solve your equation step-by-step.

<span><span><span>8x</span>−12</span>=36

</span>Step 1: Add 12 to both sides.

<span><span><span><span>8x</span>−12</span>+12</span>=<span>36+12

</span></span><span><span>8x</span>=48

</span>Step 2: Divide both sides by 8.

<span><span><span>8x/</span>8</span>=<span>48/8

</span></span><span>x=6

</span>Answer: x=6
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