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