If 6 is added to twice a number and the sum is multiplied by 5 the result is the same as if the number is multiplied by -18 and 2 is added to the product. what is the number?

The price of a coat increased from $78 to $92. what is the price increase percentage?

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?