Asked by carol
Solve using the substitution method. Sh 3x + 24y = 24, 27x – 15y = -15 .
Answers
Answered by
PsyDAG
3x + 24y = 24
27x - 15y = -15
Divide both sides of the first equation by 3.
x + 8y = 8
Transpose 8y.
x = 8 - 8y
Substitute 8-8y for x in second equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the second equation.
27x - 15y = -15
Divide both sides of the first equation by 3.
x + 8y = 8
Transpose 8y.
x = 8 - 8y
Substitute 8-8y for x in second equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the second equation.
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