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# Forum: Beginning Algebra

Specifically for introductory questions about algebra (Algebra I).

1. ### Sticky: Read Before Posting

• Replies: 0
• Views: 19,843
Ted
11-14-2007, 09:47 PM
1. ### Extraneous roots

• Replies: 2
• Views: 15
Today, 09:23 PM
2. ### Factorise expression HELP: Does 8ax + 40cx + 3a +18c equal (8x + 3)(a + c) ?

• Replies: 14
• Views: 503
03-22-2018, 05:20 PM
3. ### Prove how many of these numbers are divisible by 3?

• Replies: 1
• Views: 62
03-21-2018, 07:07 PM
4. ### Factorise x^4 - x^2 + 1 fulling by completing the square

• Replies: 9
• Views: 368
03-17-2018, 01:43 PM
5. ### stumped by this problem ("expansion of products"): given (x+b)(x-1)=x2+3x-4, find "b"

• Replies: 4
• Views: 112
03-16-2018, 03:32 PM
6. ### A circular disk expands and contracts when heated/cooled.

• Replies: 2
• Views: 130
03-14-2018, 08:44 AM
7. ### Quadratic Simultaneous Eqns: ""J and T share money. If I square J's money and add..."

• Replies: 24
• Views: 1,200
03-07-2018, 10:31 AM
8. ### Enough conditions for this question? smallest number if exactly 93.6% answered

• Replies: 8
• Views: 472
03-05-2018, 09:16 PM
9. ### Separate all values in an expression: (a-1)/b --> ((a/1)*(1/b))-(1/b)

• Replies: 5
• Views: 464
03-04-2018, 03:42 AM
10. ### Rearrange (tan(A1)x.79+(tan(1.97A1)x.66+(tan(3.3A1)x.55=(D3-D0)/L for angle A1

• Replies: 1
• Views: 343
03-02-2018, 09:34 AM
11. ### Average Revenue Per Group (fries, milk shakes, and burgers)

• Replies: 1
• Views: 366
02-28-2018, 03:52 PM
12. ### Two Linear Equations: "Many students bought prom tickets in advance for $2 each...." • Replies: 2 • Views: 357 02-27-2018, 06:46 PM 13. ### SAT prep algebra question: System of equations: 5x-3y=10 and 6y=kx-42 • Replies: 4 • Views: 289 02-27-2018, 06:43 PM 14. ### Find a whole number that is both perfect square and cube found between 2000 and 10000 • Replies: 3 • Views: 227 02-26-2018, 01:04 PM 15. ### Cost, revenue, profit:$24,000 fixed costs, $7/unit cost,$10/unit selling price

• Replies: 4
• Views: 346
02-23-2018, 03:49 PM
16. ### Effects of replacing a value in (a)^2=(b)^2 + 25 with some other value

• Replies: 7
• Views: 614
02-18-2018, 12:45 AM

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