Solve:3(x - 2) = 18 1 point
6.7
-4
4
8
Factorize 12x+36
1 point
12(3x+1)
x(12+36x)
12(3x)
12(x+3)
What is the first step in solving for w in the equation 3w + 5 = 14?
1 point
Add 5 to both sides of the equal sign
Subtract 5 from both sides of the equal sign
Divide by 3 on both sides of the equal sign
Multiply by 3 on both sides of the equal sign
Factorize 3x+9
1 point
3(x+3)
9(x-3)
x(3+3)
3x(x+9)
Write 2 x 2 x 2 x 2 in index form
1 point
2^5
2^3
2^4
16
Simplify 6^3 x 6^3 using index law for multiplication.
1 point
7776
6^5
6^6
36^5
Below is a diagram of a pair of simultaneous linear equations. What are the solutions for x and y ?
1 point
Captionless Image
x= 9, y= 4
x=10, y=4
x=6,y=7
x=5, y= 10
Solve the Following simultaneous linear equations: x+ y =173 x-y= 57
4 points
x=115, y=58
x=50,y=109
x=57, y=100
x=90, y=
Write 9^5 ÷ 9^3 using the index law for division.
1 point
9^2
9^8
9^15
What is the correct law for multiplication? a^m x a^n =
1 point
a^m+n
a^m + a^n
a^mxn
a^mn
The number 2 in the expression 2x^5 + 3x + 1 is a
1 point
constant
coefficient
term
variable
6(x + 3y) is equivalent to:
1 point
6 + 18y
24xy
6x + 18y
6x + 18
Simplify: 2x(x+3)
1 point
3x + 6
2x^2 +6x
2x^2
6x
Expand and simplify: (3x + 2)(2x + 4) *
2 points
6x^2 + 16x + 8
5x^2 + 16x + 6
5x^2 +11x + 6
6x^2 + 11x + 8
Expand and simplify: (x - 9)(x - 7) *
2 points
x^2 - 2x - 63
x^2 - 16x - 63
x^2 - 16x + 63
x^2 - 2x + 63
Using the distributive law simplify: 2(3v - 8)
1 point
6v-16
6v-6
6v-8
6v+8
Using the distributive law simplify: 2w(w - 4)
1 point
2w^2 - 8w
2w - 4
2w^3 + 8w
Simplify: y^2(6 + 3y) *
2 points
6y^2 + 3y^3
6y + 3y
6y + 3y^2
6 + 3y^2
Simplify: 2x - 7y - 3x - 3y
1 point
-1x - 10y
1x + 10y
5xy - 6xy
-1x^2 - 10y^2
What is the perimeter of the rectangle? *
2 points
Captionless Image
6x^2 + 5
12x^2 + 10
6x + 5
12x + 10
Simplify: 3x - 4(2x + 5)
2 points
-5x^ 2 - 20
1x - 9
-5x - 20
1x^2 - 9
Expand and simplify: x(x - 2) + 3x(x -3)
2 points
-2x^2 - 9x^2
-2x - 9
4x - 11
4x^2 - 11x
Simplify the following:
1 point
Captionless Image
x+5/2
5x/2
x+5/4
5x/4
Simplify
1 point
Captionless Image
x/30
19x/30
4x/13
4x/30
Simplify:
2 points
Captionless Image
3c/(2a^2 )
84ac^2/7a^3 c
3ac/2a^2
84ac^2/56a^3 c