Question

help please hat is the value of x in the solution to the following system of equations?

x − y = −3
x + 3y = 5

Answer 1

x-y=-3
-x+y=3
(-x+y)+(x+3y)=3+5=8
4y=8 y=2
x-2=-3 x=-1

Answer 2

Methods:
-graphing
-substitution
-elimination

Answer 3

thanks

Answer 4

Find the quotient of 20a^3b+15ab^4-25ab over 5ab??