Beginning Algebra

Specifically for introductory questions about algebra (Algebra I).
B
solving for variable: is it possible to solve R^2 +10R = 2000 be R = something?
Replies
4
Views
2K
Bronn
B
F
Factorising: (x+y)^2 - x^2, x^5 - 81x, a^2 +3ab +2b^2
Replies
2
Views
1K
mmm4444bot
mmm4444bot
A
kinetic energy of mass 1.6 * 10^3 kg travelling at 3.4 * 10^3 m/s
Replies
3
Views
1K
Harry_the_cat
Harry_the_cat
E
Need help with a simple problem: (4/3) (pi) (r^3)
Replies
1
Views
1K
JeffM
J
T
Confused About Averages
Replies
2
Views
1K
Harry_the_cat
Harry_the_cat
U
Graph Question
Replies
1
Views
853
mmm4444bot
mmm4444bot
E
I need help, I have been trying this but can't prove it. I just guessed the answer.
Replies
1
Views
767
JeffM
J
C
Frame Problem - Need help turning given information into a quadratic equation.
Replies
2
Views
3K
JeffM
J
S
simplifying (1/2)^(2/3)w_1^(1/3)w_2^(2/3)y + 2^(1/3)w_1^(1/3)w_2^(2/3)y = ...
Replies
2
Views
913
JeffM
J
K
Modelling Proportionality: electric field strength at given distance from dipole
Replies
3
Views
2K
stapel
stapel
H
inequality: 18.5 - 0.4x > (3 - 0.01x)/0.2 => 37/2 - (2/5)x > (3 - x/100)/(1/5): how?
Replies
2
Views
1K
stapel
stapel
M
Finding the gradient of a straight line when given coordinates (2m, n) and (3, -4)
Replies
9
Views
5K
y2kevin
Y
R
Algebra- order of operations question: (4+52) - (Square root: 81) x (7/3)
Replies
5
Views
1K
ripple
R
R
matrix problem, is it solvable?
Replies
1
Views
821
Deleted member 4993
D
H
Factoring: How does (3x3-2x2+x-3) / (x+2) equal 3x2-8x+17+ -37/(x+2) ?
Replies
1
Views
912
mmm4444bot
mmm4444bot
G
Parabola Equation: From graph, find equation & transformation of y=x^2
Replies
1
Views
3K
stapel
stapel
S
Find the related function
Replies
1
Views
4K
stapel
stapel
L
Find Slope, X and Y intercepts and Graph of -4x+10Y=-40
Replies
3
Views
3K
mmm4444bot
mmm4444bot
A
Damage Per Second
Replies
1
Views
912
HallsofIvy
H
L
Solve the equation: 2/7 T^2 Minus 7/2=0
Replies
2
Views
2K
mmm4444bot
mmm4444bot
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