1)Y=3x-7

3x-u=7.

2)Y-x+3

2y+2x=4

3)X+y=16

2y=-2x+2

- Jan 22nd 2013, 05:16 PMNolo345Can some on please show me how to solve these algebraic substitution problems
1)Y=3x-7

3x-u=7.

2)Y-x+3

2y+2x=4

3)X+y=16

2y=-2x+2 - Jan 22nd 2013, 05:26 PMchiroRe: Can some on please show me how to solve these algebraic substitution problems
Hey Nolo345.

Hint: Try getting one equation in terms of y = blah and the substitute that into equation 2 and solve for x for each system of equations.