Math
Solve for - 5x + 4y = 3 and - 5x + 3y = 11
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Asked by
AnneS2
Last updated by
anonymous
- 5x + 3y = 11
- 5x +5x+ 3y = 11+5x
3y = 11+5x
3y/3 = 11+5x/3
y=3.67+1.67x
- 5x + 4y = 3
- 5x + 4(3.67+1.67x) = 3
- 5x + 4(3.67) (4)(+1.67x) = 3
- 5x + 14.68+6.68x = 3
14.68+1.68x = 3
14.68+1.68x -14.68= 3-14.68
1.68x=-11.68
1.68x/1.68=-11.68/1.68
x=-6.95=-7