SOLUTION: i need help this is supposed to equal 180 but they didnt give me an angle or drawing 4x 3x-3 5x+3

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Question 895078: i need help this is supposed to equal 180 but they didnt give me an angle or drawing 4x 3x-3 5x+3
Answer by MathTherapy(10809) About Me  (Show Source):
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i need help this is supposed to equal 180 but they didnt give me an angle or drawing 4x 3x-3 5x+3


If it's supposed to equal 180, then how about: highlight_green%284x+%2B+3x+-+3+%2B+5x+%2B+3+=+180%29?