Sin soh opposite over HYPOTENUSE. 60/61 and cos is 11/61 because of cah adjacent over HYPOTENUSE
<span>She used the associative property which should only be used with positive numbers..</span>
<span>Multiply the three numbers together.
-10(-12)(5)
= -10 </span>× -12 × 5
(negative multiplied by negative equals positive, positive multiplied by positive equals positive)
= -10 × -12 × 5
= 120 × 5
= 600
The answer is d
57 + x + x + 130 = 167
57 + 2x + 130 = 167
187 + 2x = 167
- 187 - 187
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2x = -20
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2 2
x = -10