Algebra Calculator
I will solve your equations by substitution.12y=4;x−5y=18
Step: Solve 12y=4for y:12y/12=4/12(Divide both sides by 12)y=13Step: Substitute 1/3 for y in x−5y=18:
x−5y=18
x−5(1/3)=18
x+−5/3=18(Simplify both sides of the equation)
x+−5/3+5/3=18+5/3(Add 5/3 to both sides)
x=59/3
Answer:x=59/3 and y=1/3