Which equation results from adding the equations in this system?

11x-3y=-17

-4x+3y=-18

VX

-7X=-35

-7X = 35

7X=-35

7x=35

Hayley borrowed $1,854. She agreed to repay them in equal installments over the next 18 months. How much does Hayley still owe her parents after year?

Two consecutive angles in a parallelogram have the measures x+5 and 4x-10. Find the smaller angle.

Solve the equation b + (-2) = 0

The absolute value of 18

Simplify the expression -12n/35-13n/35

A door wedge is 5 cm tall. Its has 3.7 cm high triangular bases with 2 congruent 5 cm sides and a 4 cm side. What is its surface area?

John asked the players on his hockey team their height in inches and listed the results below. What is the range of the data set? Round to the nearest tenth when necessary 76, 72, 70, 68, 72, 62

The cost of 4 cartons of fresh cream is $7.96. what is the cost of 14 such cartons? $15.99 $21.96 $24.56 $27.86

Allie and Samuel are rock climbing *Allie climbs 5 1/2 meters in the first 1/4 hour. *Samual climbs 14 1/4 meters in the first 3/4 hour. each person's rate stays the same for the first hour they climb.

Equation for translation of 2 units left and 9 units down