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(5x+4)+(x-2)+(3x+7)= 180 (LP)
5x+4+x-2+3x+7=180
9x+9=180
9(x+1)=180
x+1=180/9
x+1=20
so, x=19
now putting the value you can find answer
hope it helps mate.......
5x+4+x-2+3x+7=180
9x+9=180
9(x+1)=180
x+1=180/9
x+1=20
so, x=19
now putting the value you can find answer
hope it helps mate.......
Answered by
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x = 19 degrees
x-9 = 10
5x+4 = 5*19 + 4 = 95 + 4 = 99
3x+7 = 57 + 7 = 64
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