20x +5 = 24x -1
add 1 to each side
20x+6 = 24x
subtract 20x from each side
6 = 4x
divide both sides by 4
x = 6/4 = 1.5
measure of angle: 20(1.5) +5 = 30+5 = 35 degrees
24(1.5) - 1 = 36-1 = 35 degrees
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