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How do I sovle by substitution 4x+5y=4 and -7x +y= -7?

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  • How do I sovle by substitution 4x+5y=4 and -7x +y= -7?


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Sovle the following system using substitution y=2x+4 ... using the substitution method: 4x - 5 = 3 / 8x + 15 y = -24 ... How do you solve y=-8x-37, ...
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Positive: 57 %
Enter expression, e.g. (x^2-y^2)/(x-y) Sample Problem . Simplify: Enter expression, e.g. x^2+5x+6: Sample Problem . Factor: Enter expression, e.g. (x+1)^3:
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Positive: 54 %

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Could you please show me how to do ... the elimination method. 4x+5y=3 8x ... method to solve the system of these equations. x + y ...
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Positive: 57 %
... X=4-2y (2) Elimination 4x+5y=4 8x+10y=8 what is ... 4x+y=9 , 3y-2y =49 August 26, 2012 ... 0.3x-0.2y=4 0.4x+0.5y= -29/19 (fraction)?? Please Help I do ...
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Positive: 52 %
... . 3x-2y=5 4x-y =-10 ... I have to find the linear system using substitution I have gotten it ... all the numbers to solve for x and y. I do get the ...
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Positive: 38 %
... the horizontal line y = -2 splits the region R into parts. write but do not ... y = 2 A: 42 3. Simplify 3x(5y + 4) - 2xy ... Try substitution. 10 ...
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Positive: 15 %

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