Please help Look at picture Supplementary angles

asked Apr 8, 2022 193k views

18 votes

Please help

Look at picture

Supplementary angles

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11 votes

Answer:

Explanation:

$3)(5x)/(2)+125 = 180\\\\(5x)/(2)=180-125\\\\(5x)/(2)=55\\\\ 5x = 55*2\\\\ x =(55*2)/(5)\\\\ x = 11*2 = 22$

4) 3x+ 42 + 90= 180

3x + 132 = 180

3x = 180 -132

3x = 48

x = 48/3

x = 16

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