Solve the equation by elemination and subsitution method 5x+3y=35 ; 2x+4y=28
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Answered by
0
Answer:
x = 6.5 y = 0.833
Step-by-step explanation:
5x + 3y = 35
3y = 35 - 5x
y = [35-5x]/3
= 5/3 (7-x)
2x + 4y = 28
2x + 4[ (5/3)7-x] = 28
(6x + 175 - 20x)/3 = 28
175 - 14x = 84
91 = 14x
x = 6.5
5x + 3y = 35
32.5 + 3y = 35
3y = 2.5
y = 0.833
Answered by
1
Answer:
x=4 & y=5
Step-by-step explanation:
Two pictures two different methods
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