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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?

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

How do I do this.?(Math.)
Use the Substitution method to solve the system of equations. y  2x = 5 3y  x = 5 Solve one of the equations for x or y. Let's solve the first one for y: y  2x = 5 y = 2x  5 Now let's substitute 2x  5 for y in the second

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Ok, I am horrible at math so I am going to need someone's help..... 1. Solve. x+3

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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

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Solve systems by substitution 5x  2y = 5 y  5x = 3 Substitute 5x + 3 for y in the first equation, and solve it for x. Once you have x, use either of the two equations you wrote to solve for y.

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

algebra
1. solve 2x + y = 7 for y 2. solve 2y  18x = 26 for y 3. solve 20x + 5y =15 for y 4. solve 9x  y = 45 for y 5. solve 6x  3y = 6 for y 6. solve 4x  5 = 7 + 4y for y

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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

Math
1. Solve the equation. 6g = 42 a. g = 7 b. g = 7 c. g = 252 d. g = 252 2. Solve the equation. x/8 = 16 a. x = 128 b. x = 24 c. x = 8 d. x = 2 3. Solve the equation. 12m = 14.4 a. m = 120 b. m = 12 c. m = 1.2 d. m = 0.12 4.

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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.

Rational Zero Theorem
I know how to solve if the leading coefficient is 1, but how would i solve it if its not 1. Ex. f(x) = 2x^3 + 7x^2  7x + 30 Can someone help me start that out? Then I'll use synthetic divison to solve for it.
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