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1. ### Algebra 2 help (System of equations) please?

...3) Let the quarters be x 0.25x + 0.10( 15 -x ) = 2.25 0.25x + 1.50 - 0.10x = 2.25 0.15x = 0.75 x = 5 ANSWER 5 quarters and...

2 Answers · Science & Mathematics · 09/10/2013

2. ### the sum of three consecutive odd integers is 237 find integers?

...also 400 the same way x-1 + x+1 is also 400 do you see the pattern? There's a simple enough equation created by not sure if t was John Napier, his teacher asked him...

3 Answers · Science & Mathematics · 01/08/2013

3. ### I need some math help?

...system of equations a: Let Sam's age be S , and John's age J , Therefore J=3S That means...

2 Answers · Science & Mathematics · 22/11/2012

4. ### Algebra Word Problems?

1) Let the no of programs he bought be x Total amount spent = 1.50x \$ Sold = ( x-30) Sale price = 4\$ each Total sales = ( x-30)*4 = 4x - 120 \$ (4x- 120) - 1.50x = 30 2.5x - 120 = 30 2.5x = 150 x = 150/2.5 = 60 programs...

2 Answers · Science & Mathematics · 18/10/2012

5. ### help with math pleaseee dont have to do alll?

...someone must have assigned them to you. bully of who-so-ever has done that... q16. the approach speeds will be sum of speeds. sum = 430...

2 Answers · Science & Mathematics · 18/05/2012

6. ### CAN YOU HELP ME WITH THIS MATH PROBLEM?

...subtract \$3.15, the amount they didn't spend. The parking was 7 * 1.50 = \$10.50, so before that they had \$13.65. This is what they...

1 Answers · Science & Mathematics · 16/04/2013

7. ### CAN YOU HELP ME WITH THIS MATH PROBLEM?

..., if the adult tickets are 10.90 or 10.25, 6.50 each would make more sense, but the wording does not say each, it says \$6.50 for two, so there's room to argue. Here's my answer: start at...

3 Answers · Science & Mathematics · 15/05/2012

8. ### CAN YOU HELP ME WITH THIS MATH PROBLEM?

Youre really pretty

3 Answers · Science & Mathematics · 14/10/2012

9. ### Alglerbra 2 Math questions!?!?

1. x² − 2x − 8 > 7 x² − 2x − 15 > 0 (x+3)(x−5) > 0 Draw a U-shaped quadratic curve and mark the x-intercepts −3 and 5. Since quadratic > 0, note the parts of the curve above the x-axis. x<−3 or x>5 2...

2 Answers · Science & Mathematics · 28/04/2012

10. ### Math Word Problem Riddle!?

...the time it take JOE to type a paper by himself in minutes 1/50 + 1/x = 1/30 1/x = 1/30 - 1/50 1/x = (5 - 3)/150 1/x = 2/150 x = 75 ...

2 Answers · Science & Mathematics · 10/04/2012