Literal Equations
Solve for y.
4x - 2y = 6
y = 2x -3
10x - 7 = 3x + 14
x = 3
twice a number increased by 7
2x + 7
5x+ 4 = 3x + 8
x = 2
a = -5
[(a+4)^2]/(3a)
-1/15
Solve for w.
P = 2l + 2w
w = (P - 2l)/2
2 - 10x > 5 - 4(3 - 2x)
x < 1/2
quotient of five and the square root of a number
5/(sqrt x)
-2(3m - 5) = -6(m-3)
No Solution
x = -4
x^2 + 2x - 8
0
The formula used to find the area of a triangle is below. Solve for b.
A = (bh)/2
(2A)/h
7x + 13 + 2(5x - 3) > 7
x > 0
5 less than the product of 3 and a number
3n - 5
3x + 15 = 3 (x - 5)
No Solution
a = 1000, b = 196, c = -3
-2 root(3)a - csqrtb -12c
58
Solve for r.
v = (r -s)/2
What is
r = 2v+s
38+5x < 7\(x+4)
Fill in the inequality symbol that will make the following statement true.
x ______ 5
>
(x + 7)^2
the square of the sum of a number and seven
5x - 13 = 15 + 7x
x = -14
a = 2, b = 1/4
|(3a + 4b^2)/(a^2b)|
25/4
Justin used the equation d=st, where d is the distance he traveled, s is the average speed at which he traveled, and t is the time he spent traveling. Solve for s in terms of d and t?
s=d/t
The first step to solving this equation is to
(2x - 3)/4 = 9
multiply both sides by 4
Davis has $20 less than two times the amount Jones has. Write an expression to represent Davis' amount if Jones has d dollars.
2d - 20
3(x+1) -2 = 5x - 2x +1
Infinitely Many
x = -2, y = 1, z = 4
3(x^2y+y^2) - z
11