Homework Help: algebra

Posted by Jackster on Monday, February 21, 2011 at 8:08pm.

Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.
-3x + 6y = -3 / -6x + 4y = -10

algebra - Henry, Tuesday, February 22, 2011 at 9:53pm
Eq1: -3X + 6Y = -3

Eq2: -6X + 4Y = -10

Multiply Eq1 by -2 and add the Eqs:
6X - 12Y = 6
-6X + 4Y = -10
Sum: -8Y = -4.
Y = 1/2.

Substitute 1/2 for Y IN Eq1
-3X + 3 = -3,
-3X = -6,
X = 2.

Solution Set = (2, 1/2).

Answer this Question

Related Questions

algebra - Solve using the elimination method. Show your work. If the system has ...
Algebra - 1,Sovle using the substitution method. Show your work. If the system ...
algebra - Solve using the elimination method. Show your work. If the system has ...
algebra - DonniceLifesaver I just want to know if my answer right?? Solve using...
College Algebra - Solve using the elimination method. Show your work. If the ...
Algebra - Solve using the elimination method. Show your work. If the system has ...
algebra - solve using the elimination method. show your work. if the system has ...
intermediate algebra - Solve using the elimination method. Show your work. If ...
intermediate algebra - Solve using the elimination method. Show all work. If the...
algebra - Solve using the elimination method. Show your work. If the system has ...

For Further Reading

First Name:
School Subject:
Answer: