Which is a linear equation with a slope of 1/2 and a y-intercept of -5

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?