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linear pair means the angles add up to 180.

so 3x + 7 + 5x - 3 = 180

8x + 4 = 180

8x = 176

x = 22

m1 = 3x + 7 = 3(22) + 7 = 66 +7 = 73.

So it's 73.

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14y ago
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Q: Given 1 equals 3x plus 7 and 2 equals 5x-3 If 1 and 2 are linear pair what is the m1?
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