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# Ralph L.

## Algebra I, II, Visual Basic, Beginning C++ tutor

### Chicago, IL (60618)

Travel radius
15 miles
Hourly fee
\$30.00

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### Background Check Status for Ralph L.

Ralph L. passed a background check on 1/9/11. The check was ordered by Ralph through First Advantage. For more information, please review the background check information page.

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## Answers

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Let F be the cost of one lady finger Let C be the cost of on cookie.   so,   F + 6C = 3.05          eq. 1 2F + 4C  = 2.50       eq. 2   use eq. 1 to solve for F:   F...

passing through (-10, -4) and (-1, 2)   calculate slope of line:   (y2 - y1)/(x2 - x1)   [2 - (-4)]/[-1 - (-10)] ---> 6/9 ---> 2/3   so slope is 2/3.   we use the formula y = mx + b to calculate y intercept. Let's use first...

2x - 3 ≤ 5x + 9   2x - 5x ≤ 9 + 3   -3x ≤ 12   divide both sides by -3:   x ≥ -4   (when you divide or multiply by a negative number the direction of greater/less than changes direction)

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