Saturday

April 19, 2014

April 19, 2014

Posted by **cecelia** on Wednesday, December 28, 2011 at 1:50pm.

- intermediate algebra -
**Steve**, Wednesday, December 28, 2011 at 5:24pm.3x + .2y = 5

so

3x + 2y = 50

y = 25 - 3x/2

.5x + .4y = 11

5x + 4y = 110

5x + 4(25 - 3x/2) = 110

5x + 100 - 6x = 110

-x = 10

x = -10

y = 40

**Related Questions**

Expressions help - I have no idea on how to do this equation please help me. ...

Algebra - Solve using the substitution method. 0.3x+0.2y=5,0.5x+0.4y=11

maths - solve the following simultaneous equation: 5x+2y=29 x-y=-4 2x-y=-1 3x-y=...

Implicit Functions - Find the slope of the tangent to the curve at the point ...

Algebra - I'm not sure how to solve these problems. Simplify (3xsquare - 2x)...

Algebra 2 - Solve the system using any algebraic method. 22.)2x-5y=4 23.)5x+7y=...

Algebra HELP - USE LINEAR COMBINATIONS TO SOLVE THE SYSTEM OF LINEAR EQUATIONS (...

math,algebra - I'm not understanding so the answer should read as follows and ...

Systems (maths) - Determine the system which is equivalent to the system: 3x+4y=...

Algebra 1 - Is each equation a direct Variation? If it is, find the constant of ...