What is the length of AC ?
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1 answer:
That's an isosceles triangle lying on its side. The base angles (on the left) are marked equal, so we know the sides opposite them are equal.
That means that . . . x+4 = 3x-8
Subtract 'x' from each side . . . 4 = 2x-8
Add 8 to each side . . . 12 = 2x
Divide each side by 2 . . . <em>6 = x</em>
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Answer:6x*4
Step-by-step explanation:
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Step-by-step explanation: see attachment
Y=x+5
x+y=33
x+x+5=33
2x+5=33
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Just replace x for (-6)
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