(1) Solve this system using the substitution method: y = x – 1; 4x – 3y = 6
1 answer:
Answer:
(1)x=3, y=2
(2)x=19, y=31
Step-by-step explanation:
(1)
4x-3(x-1)=6
4x-3x+3=6
x+3=6
x=3
(2)
.76x+3.68y=128.52
x+y=50
.76x+3.68(50-x)=128.52
.76x+184-3.68x=128.52
.76x-3.68=-55.48
-2.92x=-55.48
x=19
19+y=50
y=31
This took so much work.... I hope I helped you well.
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