This is the answer (−1.550510257)
Answer:
x=1
Step-by-step explanation:
multiply both sides by 28 (it is the Least Common Multiple) which would bring your equation to be
7x-2= 4x+1
3x=3
x=1
Complementary angles add up to 90 so
angle + 47 = 90
angle = 90 - 47
angle = 43 so A