algebra 2..again
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math/algebra
solve each of the following systems by substitution. 16) 5x 2y = 5 y  5x = 3 20) 8x 4y = 16 y = 2x  4 28) 4x 12y = 5 x + 3y = 1 Step one: Solve on of the equations for one of the variables. y=2x4 Step two:Substitute the
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Combine the following rational expressions 1/2y530/8y^3125 Lcm:(2y5)(4y^2+10y+125) =1*4y^2+10y+25/(2y5)(4y^2+10y+25)30/(2y5)(4y^2+10y+25) =4y^210y+2530/(2y5)(4y^2+10y+25) =(4y^2+10y5)/(2y5)(4y^2+10y+25) Please correct
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asked by Alexa on January 29, 2016 
Algebra
Can someone show me step by step how to do this problem to have an example to go by so I will be able to do my other problems. Thanks Solve by substitution 4x12y=5 x+3y=1 I know that you have solve one of the equations. I have
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Factor: 50 (2x5)^2 162 (3y2)^2 I'm not even sure how to do this. I've tried it for so long and I've been trying multiple ways. I don't know how to factor these. May I get a step to step explanation or work please?
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