2x+8y=? please help me now

Jim makes $10.35 per hour. write an equation that jim can use to calculate his pay.

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.