# SOLUTION: Solve using the substitution method {{{4x+3y=7}}} {{{2x-y=1}}} I could use some help on this on please. thank you

Algebra ->  Algebra  -> Linear-equations -> SOLUTION: Solve using the substitution method {{{4x+3y=7}}} {{{2x-y=1}}} I could use some help on this on please. thank you       Log On

 Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

 Algebra: Linear Equations, Graphs, Slope Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Linear-equations Question 334716: Solve using the substitution method I could use some help on this on please. thank you Found 2 solutions by stanbon, checkley77:Answer by stanbon(57984)   (Show Source): You can put this solution on YOUR website!4x+3y=7 2x-y=1 ----------- Solve 2nd for "y": y = 2x-1 ---- Substitute for "y" in 1st and solve for "x": 4x+3(2x-1) = 7 4x+6x-3 = 7 10x = 10 x = 1 ------- Substitute into y = 2x-1 to solve for "y": y = 2*1-1 = 1 ================= Cheers, Stan H ================ Answer by checkley77(12569)   (Show Source): You can put this solution on YOUR website! y=2x-1 replace y in the first equation by (2x-1) & solve for x. 4x+3(2x-1)=7 4x+6x-3=7 10x=7+3 10x=10 x=1 ans. y=2*1-1 y=2-1 y=1 ans. Proof: 4*1+3*1=7 4+3=7 7=7