What is the answer to finding the x and y with x+2y=10 and x=y+1

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

Factor the expression using gcf 9b+45