Find the value of x

Please help i don’t know the answer

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year?