What is the solution of the system? use the substitution method. 3x+2y=11 x−2=−4y a. the only solution is (12, −5/2) . b. the only solution is (4, −1/2) . c. there is no solution. d. there are an infinite number of solutions.

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

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 ?

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.