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Math check please
1. Solve the system of equations y=2x^23 y=3x1 a)no solution b)(1/2,5),(2,5/2) c)(1/2,5/2),(2,5)**** d)(1/2,5/2),(2,5) 2. How many real number solutions are there to the equation 0=3x^2+x4? a)0 ***** b)1 c)2 d)3 3.solve
asked by Kendra on March 19, 2015 
ALGEBRA 1!PLZ HELP!
Use the Substitution method to solve the system of equations. y  2x = 5 3y  x = 5 Solve the first equation for y. y = 2x5 Substitute that for y in the second equation and solve for x. Then use the value of x to substitute back
asked by SANDRO! on November 6, 2006 
Math help please
1. Solve for x. 4(x  b) = x b = 4/3x b = 3/4x x = 4/3b x = 3/4b 2. Solve for y, then find the value of y when given x = 2. 6x = 7  4y 12 7/4 19/4 24 I need help solving these. Can you please explain how to solve these problems?
asked by Charlotte on October 2, 2013 
math
What is the first step in solving the linear system {2x − 3y = 11 {−x + 5y = −9 by the substitution method in the most efficient way? A. Solve the first equation for x. B. Solve the first equation for y. C. Solve the second
asked by math on March 31, 2020 
Alebra
Solve 5m  8 > 12 Solve 12  3a > 18 Solve 5m  4 < 2m + 11 Solve 2r  18 ≤ 5r + 3 Solve 26p  20 > 14p + 64 Can someone give me an example to one of these? I don't know how to do these.
asked by Jessi on December 19, 2016

Substitution MethodPlz help
Use the Substitution method to solve the system of equations. x + y = 4 x  y = 2 solve for x in the second equation. x= y+2 Put that in for x in the first equation: x+y=4 (y+2) + y = 4 solve for y. Then, x= y+2 i don't get
asked by Svetlana on October 17, 2006 
Algebra
To solve the system of equations, which expression could be substituted for x into the first equation? 3x5y=14 x+4y=10 a)104y b)4y+10 c)(1/4)x+(5/2) d)(1/4)x+(5/2) I have another problem just like this one so if you could
asked by maddie on July 27, 2007 
algebra
solve for the indicated variable: a. temperature formula solve for F: K=5/9(F32)+273 b. annual interest rate solve for R: A=P+Prt
asked by narmin on September 24, 2009 
math
solve for the indicated variable: a. temperature formula solve for F: K=5/9(F32)+273 b. annual interest rate solve for R: A=P+Prt can you please show how to do these? thanxx =)
asked by narmin on September 24, 2009 
Math
We have an important chemsitry test due and I want to make sure that I do not mess up on my algebra. I am dealing with the integrated rate law, but my question is purely algebraically in nature. I hope, somebody can help me. 1)
asked by Yasemine on May 13, 2013 
math
actually, in a addition to the question i posted a few minutes ago, can someone please help me with a few actual specific questions? thanks so much i'm very confused and i've been working on these all day. *Literal Equations*
asked by kim on October 26, 2007
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