SOLUTION: solve the following systems
x − 2y = 6
−7.5x + 15y = −45
Algebra.Com
Question 1032733: solve the following systems
x − 2y = 6
−7.5x + 15y = −45
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
You could adjust to an equivalent system, or also equivalent, , much easier in this form.
These are the same equation. Solution is still the line.
RELATED QUESTIONS
Solve using substitution:
-y − 5x = -7
2y − 2x = 14
Solve using... (answered by Alan3354)
Use the method of elimination to solve
(x − 4)/3 + y = −2
(2y − 1)/7 (answered by stanbon)
. x + 3y − z = a
x + y + 2z = b
2y − 3z = c
solve the following systems,... (answered by josgarithmetic)
Graph the following.
A. x + 3y = − 6
b. 3x − 2y = 8
(answered by checkley77)
Solve the following system of equations algebraically:
2y = 8 − x
y − 2x (answered by richwmiller)
Solve using Gaussian elimination
5x − 3y − z = 2
x − 6y + z = 7
2x + (answered by greenestamps)
Whats the complete solution?
x − 2y + z = 7
2x − 5y + 6z = 15... (answered by stanbon)
2x + 3z = 4
3y + 2z = 5
3x + 4y = −16
(x, y, z) =
2x +... (answered by Alan3354)
Express the following as the logarithm of a single quantity.
a)log (x + 3) − 2... (answered by Gogonati)