the angles of a triangular 2x,3x+5 and (4x-14) then find the value of x and measure of each angle ?
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180=A+B+C
180=2x+3x+5+4x-14
180=9x-9
189=9x
x=21
A=2x=2×21
A=42
B=3x+5=3×21+5
B=63+5
B=68
C=4x-14=4×21-14
C=84-14
C=70
180=2x+3x+5+4x-14
180=9x-9
189=9x
x=21
A=2x=2×21
A=42
B=3x+5=3×21+5
B=63+5
B=68
C=4x-14=4×21-14
C=84-14
C=70
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