Consider the steps for solving 3x^2 - 42x + 9 = -5 for x by completing the square.

step 1) 3x^2 - 42x = -14
step 2) 3(x^2 - 14x) = -14
step 3) 3(x^2 - 14x + 49) = -14 +

what number should be added to the right side of the equation?

me !

Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20