Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Algebra
Linear Equations
solve for 9x-21y=28 -9x+21y=21 in elimination method
1 answer
These equations are not solvable. If you add the two equations, you get 0 = 49.
You can
ask a new question
or
answer this question
.
Related Questions
For Question 1-8 Simplify the Radical Expression
*** - My Answer 1.√45 3√5*** 2.√180x^2 6x√5*** 3.√150x^3 k^4
1- Simplify the radical expression: √250h^4k^5
a) hk√125 b) 5√10h^4k^5 c) 5h^2k^2√10k d) 25hk√10k ** 2- Simplify the
Use the Distributive property to rewrite the expression and simplify.
6(y + 13)+ 21y
Solving system of linear equations by using the apropiate method name the method and the x,y coordinates
1)X=4y+8 2x-8y=-3
To solve this system, you could do the following steps:
3x+4y=48 6x+2y=60 1. Choose the best method to solve by looking at the
In the term 21y, what is ther literal coefficient?
a. 2 b. 21 c. 21y d. y I believe it is y
4x+5y=27
x=26-4y 4(26-4y) + 5y = 27 104 - 16y+ 5y = 27 -21y = - 77 21y = 77 y = 77/31 Now, I’m suppose to return to the 2nd
solve gauss jordan elimination
6w-2x-4y+2z=2 3w-3x-6y+z=-4 -12w+8x+21y-8z=8 -6w-10y+7z=43
Solve for x and y:
35x-21y=10 and 5x-3y=2
3x + 14y = 5xy
21y - x = 2xy kindly solve the pair of linear equation