How do you solve the following system?: #x +y = 6 , 4x + 3y = -2#
1 Answer
Nov 19, 2015
x=-20 and y=26
Explanation:
x+y=6 →→equation 1
4x+3y=-2 →→equation 2
Equation 1×4
4x+4y=24→→equation 3
4x+3y=-2→→equation 2
Eqn 3 - eqn 2
4x+4y=24
- 4x+3y=-2
﹏﹏﹏﹏﹏﹏﹏﹏
y =26
y=26 into any of the equations above
x+26=6
X=-20
