Sunday

March 1, 2015

March 1, 2015

Posted by **Angie** on Sunday, March 31, 2013 at 10:11pm.

3a + 5b = 70

6a + 9b = 135

How many pages per minute does Printer A print?

F. 5

G. 11

H. 15

I. 30

- Algebra -
**Henry**, Monday, April 1, 2013 at 7:28pmMultiply Eq1 by -9, and multiply Eq2 by 5:

-27a - 45b = 630

+30a + 45b = 675

3a = 45

a = 15.

- Algebra -
**Henry**, Monday, April 1, 2013 at 7:31pmCorrection: Eq1 = -630.

**Answer this Question**

**Related Questions**

Pre-calculus - Find the slope of the line passing through the points at (a, a+3...

Pre-calculus - Find the slope of the line passing through the points at (a, a+3...

Precalculus with applications - Together, two printers can print 7500 lines if ...

Pre Cal. - Together, two printers can print 7500 lines if the first printer ...

algerbra 2 - if a jet printer prints an articlae in 12 minutes and a laser ...

Math - An impact printer prints 1 page using regular type and 3 pages using bold...

Math - An impact printer prints 1 page using regular type and 3 pages using bold...

algebra - it takes an HP laserjet 1300 printer 10 minute longer to complete a ...

Algebra - I need help with this question; A printer can print 40 pages in 1.6 ...

maths - 10. A company involved in the assembly and distribution of printers in ...