Beginning Algebra

Specifically for introductory questions about algebra (Algebra I).
B
Simultaneous Equations: merchant wants to mix $8/kg of tea w/ $4/kg tea...
Replies
3
Views
2K
stapel
stapel
N
Need Urgent Help on math problem: Margaret painted a mural for St. Patrick’s Day...
Replies
1
Views
1K
stapel
stapel
A
Extraneous roots of the equation sqr root (3x+2) = 3x
Replies
5
Views
2K
Dr.Peterson
Dr.Peterson
I
Solving system of linear equations: soln's for 2/5x + 1/3(2y+1)=1/5
Replies
2
Views
1K
sinx
S
L
Equations about the future or the past.
Replies
3
Views
2K
JeffM
J
B
Easy question about series: starting salary of 15000 but w/ fixed annual pay rise d
Replies
1
Views
1K
tkhunny
tkhunny
S
Given f(x) = 12x + 6 - 18x, find x if f(x) = -60
Replies
3
Views
2K
Steven G
Steven G
E
Factorise expression HELP: Does 8ax + 40cx + 3a +18c equal (8x + 3)(a + c) ?
Replies
12
Views
4K
englewood
E
K
Finding the gradient: On a graph w/ pressure/105 Pa units, what is gradient?
Replies
4
Views
3K
j-astron
J
M
Factorise x^4 - x^2 + 1 fulling by completing the square
Replies
9
Views
3K
JeffM
J
M
stumped by this problem ("expansion of products"): given (x+b)(x-1)=x2+3x-4, find "b"
Replies
4
Views
2K
Steven G
Steven G
S
A circular disk expands and contracts when heated/cooled.
Replies
1
Views
1K
lev888
lev888
M
Justify each step with a property, definition or an operation
Replies
9
Views
3K
Dr.Peterson
Dr.Peterson
J
Quadratic Simultaneous Eqns: ""J and T share money. If I square J's money and add..."
2
Replies
21
Views
9K
Jonathan
J
M
Enough conditions for this question? smallest number if exactly 93.6% answered
Replies
8
Views
5K
Steven G
Steven G
E
Separate all values in an expression: (a-1)/b --> ((a/1)*(1/b))-(1/b)
Replies
4
Views
2K
Ethrex
E
V
Find a and m in this equation: x^2+2(m-a)x+3am-2=0
Replies
2
Views
2K
stapel
stapel
H
Average Revenue Per Group (fries, milk shakes, and burgers)
Replies
1
Views
2K
tkhunny
tkhunny
K
Two Linear Equations: "Many students bought prom tickets in advance for $2 each...."
Replies
2
Views
2K
stapel
stapel
I
SAT prep algebra question: System of equations: 5x-3y=10 and 6y=kx-42
Replies
3
Views
3K
stapel
stapel
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