Question

a)-×+2×=2(×-1)


b)6-(×-1)+2×=3(×2)


c)5×+2×-5=5×+6

Answer 1

A) -x + 2x = 2x - 2

-3x + 2x = -2°

-x = -2°

x = 2°

B) -6x + 6° + 2x = 6x

-6x + 6x + 2x = 6°

2x = 6°

x = 3°

C) 5x  + 2x - 5° = 5x + 6°

5x - 5x + 2x = 5° + 6°

2x = 11°

x = 5° 30'