simplfying
factoring
perimeters and side lengths
perimeter and side lengths
random questions
100

-(x-y)

What is -x+y?

100

48x + 24

What is 24(2x+1)

100

The perimeter of an equilateral triangle is 12x - 15. What is the length of one side?

What is 4x - 5?

100

A triangle has a base of 2x + 9 and a height of 4. What is the area of the triangle?

What is 4x + 18?

100

Simplify & then factor:    8-2(12xy - 6x + 2) + 4x

What is 4(-6xy + 4x +1)?

200

-6(x - 4 + x)

What is -12x + 24?

200

32x+72xy

What is 8x(4+9y)

200

The length of one side of an regular pentagon is 7x - 8. What is the perimeter? [note a regular shape is one where all the sides are equal]

What is 35x - 40?

200

A rectangle has a height of 3/4xy - 4 and a width of 1/2. What is the area of the rectangle?

What is 3/8xy - 2?

200
Factor 55st + 11s
What is 11s(5t + 1)
300

12 - 6(8x - 3) + 10

What is -48x + 40?

300

-81x - 45yxy

What is -9x(9 + 5y2)?

300

The perimeter of a square is 60x + 36. What is the length of one side of the square?

What is 15x + 9?

300

A rectangle has an area of 24x + 36 and a width of 12, what is the height of the rectangle?

What is 2x + 3?

300

A regular quadrilateral has a perimeter of 16y-36x. What is the length of one side? [a regular shape is one whose sides are all equal]

What is 4y-9x?

400

12x - x(7 - 8y) - 5xy + 10

What is 3xy + 5x +10?

400

72ab - 108a + 36a2b

What is 36a(2b - 3 + ab)?

400

If the perimeter of a rectangle is 4x + 30 and the height of the rectangle is 2x + 3, what is the width of the rectangle?

What is 12?

400

A triangle has an area of 10x + 20 and a height of 5, what is the base of the triangle?

What is 4x + 8?

400
Simplify 126sd - 28d
What is 14d(9s - 2)
500
-3x - (7 - 8x) - 6(5x - 2)

What is -25x + 5?

500

-72xyx - 42xy - 36yxy - 12y3x2

What is -6xy(12x + 7 + 6y + 2y2x)

500

The perimeter of a rectangle is 10x + 16.  If the height of the rectangle is 8, then what is the width of the rectangle?

What is 5x?

500

A rectangle has an area of 6x2 - 15x.  If the height is the GCF of the area, what is the width of the rectangle?

What is 2x - 5?

500
A nonagon has a perimeter of 63x+135y. What is the length of one side?
What is 7x+15y