Which of the following shows 3x+15+6x-7+y in simplest terms? A) 18x + 8y
B) 9x + 22 + y
C) 9x + y + 8
D) 26xy

15 liters is approximately how many gallons

Use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2 + 9 = −26 −3 − 7 = 13

Similarly fie each expression 18,19,20