Answer:
the triangle above is an isoceles triangle
therefore the base angles are equal
So we have:
X + X + 38= 180
2x = 180-38
2x = 142
X = 71°
Answer is <span>C. 9x-2y=-40
hope that helps
because y = 9/2x +20 then 2y = 9x + 40 so 9x -2y = -40
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ANSWER- 83
Total : s+a = 322
Student tickets : s = 3a
Adult tickets : a = 332 - s
The answer is 170 because the number next to it is not 5 or more
