Answer:
x>=-12
Step-by-step explanation:
3x+7>=-29
3x>=-29-7
3x>=-36
x>=-36/3
30 degrees is your answer.
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5.
x + 2(x + 1) = 8 --> x = 2
y = 2 + 1 = 3
7.
3(9 + 2y) + 5y = 20 --> y = -7/11
x = 9 + 2(-7/11) = 85/11
9.
3(-1 - 2y) + 5y = -1 --> y = -2
x = -1 - 2(-2) = 3