Simplify: 5 - i8 + 2i32

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)