Question 78976
Simply plug in 4 in for y to get


{{{4x+2(4)=10}}} plug in y=4


{{{4x+8=10}}} Multiply


{{{4x=2}}} Subtract 8 from both sides


{{{x=2/4=1/2}}} Divide both sides by 4

So our solution is 

{{{x=1/2}}} and {{{y=4}}} which can be stated as

(1/2,4)