Solve by factoring and using the principle of zero products.4×2 – 28x + 40 = 0

Write an equation of the line.Horizontal line through (3, -9)

Write an equivalent expression. Use a commutative law.6 + b

Solve for the indicated variable.A =

Find the slope of the line. y = mx + b8x – 3y = 24

Find the slope of the line that passes through the given points.(9, 1) and (5, 8)

Find the simple interest. Round your answer to the nearest cent.Principal = $600Interest Rate = 8%Time in years = 4

Solve the Percent of Increase problem.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 37 questions correct. What was the percent of increase?

Solve the problem.In a clinical study, 11 of the 275 subjects receiving a migraine medication developed side effects. What percentage developed side effects?

Find the volume of the sphere. Use 3.14 or for π as indicated.Use 3.14 for π.