Consider this function: f(x) = -2(x + 3)(x − 7). When graphed, the function will have x-intercepts at and . Write the left x-intercept first. Write the x-intercepts as ordered pairs: (a, b).

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 ?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?