Mathematics, 20.07.2019 18:30 isalybeaudion2205
Ernesto tried to determine the solution for the system of equations using substitution. his work is shown below. x – y = 7 3x – 2y = 8 step 1: x = y + 7 step 2: 3(y + 7) – 2y = 8 step 3: 3y + 7 – 2y = 8 step 4: y + 7 = 8 step 5: y = 1
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Ernesto tried to determine the solution for the system of equations using substitution. his work is...
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