PLEASE CHECK
posted by Mackenzie .
1.)Solve for y in the following system of equations.
x + 4y = 38
x  6y = 58
My answer 1.) 10
2.) 6
3.) 12
4.) 10
2.)Solve for y in the following system of equations.
x  10y = 50
4x + 6y = 4
1.) 6
2.)3
3.)3
My answer4.)6
Respond to this Question
Similar Questions

Geometry :(
this maths problem is wrecking my head.... 1.find the points of interesction of the line L and the circle k in the following L:x2y=0 K:X Squared + y squared=25 I would solve both equations for y, and then you'll have a system with … 
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 equation … 
Algebra 2(check pt 4)
1)Cramer's Rule is used to solve the system of equations:3m5n=12,4m+7n=5 Which determinant represents the numerator for n? 
Basic Math
I forgot how to solve for two variables... Please check if I solved both problems properly! Thank you. Equations: (solve for t and z) 12t + 4z = 80 2t + 4z = 20 My answer: t = 2, z = 14 The steps: (simplified it) z = 20  3t, z = 5 … 
Discrete Math
I am really stuck on these problems. I've worked a lot of them but I can't get these. Sometimes I think I know the answer but I can't show how I got it. 1.) Solve each matrix equation for X. 2X + 5A = B 2.) Find the following matrices: … 
algebra
i need help with these problems (either a solution or how to plug them into a graphing calculator): 1) Solve by substitution or elimination 4/x + 1/y + 2/z = 4 2/x + 3/y  1/z = 1 1/x + 1/y + 1/z = 4 2)Solve the system of equations … 
Algebra 1Bcheck
Solve for y in the following system of equations. x + 4y = 38 x  6y = 58 My answer 1.) 10 2.) 6 3.) 12 4.) 10 
Math
Use the method of elimination to solve the following system of equations. You must check your answer: 1)x/2 + y/5 = 1/2 2) 3x  y = 8 
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? 
Calculus
Please check my answers. Solve the following equations and/or system of equations for the unknown variables. 1. x^23x12=0 x= 3 + sqrt(57) / 2, x= 3  sqrt(57) / 2 2. x+y=8 , 3x+2y=2 x=14, y=22 3. 3x + 2y =10 , x+y=5 , y+z =9 x=0,y=5, …