Write an equation of the parabola in intercept form that passes through (0, −18) with x-intercepts of 9 and 1.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

I’m how many different ways can she give the four remaining flowers to the rest of the teachers in the afternoon