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overtonka
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Solve each system of equations by substitution
2y6z=30
yz=1
 one year ago
 one year ago
overtonka Group Title
Solve each system of equations by substitution 2y6z=30 yz=1
 one year ago
 one year ago

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Nurali Group TitleBest ResponseYou've already chosen the best response.0
2y6z=30(1) yz=1(2) in equation (2) yz=1 y=1+z y=z1 y=(z1) y=1z(3) put equation (3) in equation (1) 2(1z)6z=30 22z6z=30 28z=30 8z=32 z=4 put z in equation (3) y=14 y=3 Solution is (3,4)
 one year ago
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