Math Test (9th Grade)

3 + 2x - y= 0 -3 - 7y= 10x (Solve)

(-1 , 1)

-2x - 9y= -25 -4x - 9y= -23 (Solve)

(-1 , 3)

3x - 2y= 2 5x - 5y= 10 (Solve)

(-2 , -4)

6 |1 - 5x| - 9= 57 (Solve)

(-2 , 12/5)

3 |-8x| + 8= 80 (Solve)

(-3 , 3)

5 - 8 |-2n|= -75 (Solve)

(-5 , 5)

(2^-6)/(2) (Simplify)

(1)/(2^7)

(bw)/(2b^3 * w^5) (Simplify)

(1)/(2b^2 * w^4)

9x^2 - 1 (Factor)

(2x - 3)(x + 1)

2 - 5 |5m - 5|= -73 (Solve)

(4 , -2)

(4r^-3)/(7r^-6) (Simplify)

(4r^3)/(7)

-5 |3 + 4k|= -115 (Solve)

(5 , -13/2)

25x^2 - 9 (Factor)

(5x - 3)(5x + 3)

4x + 8y= 20 -4x + 2y= -30 (Solve)

(7 , -1)

9s * 8s^-2 (Simplify)

(72)/(s)

-4x + 9y= 9 x - 3y= -6 (Solve)

(9 , 5)

(8n - 3n^4 + 10n^2) - (3n^2 + 11n^4 - 7)

-14n^4 + 7n^2 + 8n + 7

-3(10b + 10) +5(b + 2) (Simplify)

-25b - 20

8x^2 + 21 = −59x (Solve)

-3/8 , -7

-9(6m - 3) + 6(1 + 4m) (Simplify)

-30m + 33

-10(1 - 9x) + 6(x - 10) (Simplify)

-70 + 96x

-7(n + 3) - 8(1 + 8n) (Simplify)

-71n - 29

(13n^2 + 11n - 2n^4) + (-13n^2 - 3n - 6n^4)

-8n^4 + 8n

-x - 1= y (Find Slope, x-Intercept, and y-Intercept)

-Slope: -1 -x-Intercept: (-1 , 0) -y-Intercept: (0 , -1)

x + 5 + y= 0 (Find Slope, x-Intercept, and y-Intercept)

-Slope: -1 -x-Intercept: (-5 , 0) -y-Intercept: (0 , -5)

-2y - 10 + 2x= 0 (Find Slope, x-Intercept, and y-Intercept)

-Slope: 1 -x-Intercept: (5 , 0) -y-Intercept: (0 , -5)

0= 5y - x (Find Slope, x-Intercept, and y-Intercept)

-Slope: 1/5 -x-Intercept: (0 , 0) -y-Intercept: (0 , 0)

-1= -2x + y (Find Slope, x-Intercept, and y-Intercept)

-Slope: 2 -x-Intercept: (1/2 , 0) -y-Intercept: (0 , -1)

7r^2 - 14r= -7 (Solve)

1

(3x - 4)(4x + 3) (Multiply)

12x^2 - 7x -12

(7r^2 - 6r - 6)(2r - 4) (Multiply)

14r^3 - 40r^2 + 12r + 24

6b^2 − 13b + 3 = −3 (Solve)

2/3 , 3/2

(4a + 2)(6a^2 - a + 2) (Multiply)

24a^3 + 8a^2 +6a + 4

(n^2 + 6n -4)(2n - 4) (Multiply)

2n^3 + 8n^2 -32n +16

0 > 3x - 3 - 6 (Solve)

3 > x

3x^2 - 15x - 42 (Factor)

3(x + 2)(x - 7)

(8k + k^2 - 6) - (-10k + 7 - 2k^2)

3k^2 + 18k - 13

3x^3 - 192x (Factor)

3x(x + 8)(x - 8)

(8s)/(2s^-5) (Simplify)

4s^6

(7 - 13x^3 - 11x) - (2x^3 + 8 - 4x^5)

4x^5 - 15x^3 - 11x - 1

5r^2 − 44r + 120 = −30 + 11r (Solve)

6 , 5

20 - 2p > -2(p + 2) + 4p (Solve)

6 > p

10b^2 = 27b − 18 (Solve)

6/5 , 3/2

9a + 10(6a - 1) (Simplify)

69a - 10

(3x^4 - 3x) - (3x - 3x^4)

6x^4 - 6x

(7k - 3)(k^2 - 2k + 7) (Multiply)

7k^3 - 17k^2 + 55k - 21

-5(1 - 4a) > -5 (Solve)

a > 0

ax^2 - 16a (Factor)

a(x - 4)(x + 4)

Solve ax + b= c for a

a= (c - b)/ (x)

Solve A= (a + b + c + d)/(4) for c

c= 4A - a - b - d

Solve E= mc^2 for c^2

c^2=E/m

Solve K= (1/2)mv^2 for m

m= (2k)/(v^2)

2p - 4p < -2 (Solve)

p > 1

-2(1 - 5x) > -(x + 1) -1 (Solve)

x > 0

Write an equation of a vertical line that passes through (10 , 7)

x= 10

Write an equation of a vertical line that passes through (2 , 10)

x= 2

Write an equation of a vertical line that passes through (367 , 1)

x= 367

Write an equation of a vertical line that passes through (4 , 9)

x= 4

Write an equation of a vertical line that passes through (6 , 3)

x= 6

(-3 , 1) and (3 , -1) (Write in Slope-Intercept Form)

y= (-1/3)x

(-9 , 2), y=3x -12 (Write an equation that's perpendicular to the original)

y= (-1/3)x - 1

(2 , 1) and (4 , -2) (Write in Slope-Intercept Form)

y= (-3/2)x + 4

(-4 , -1), y= (4/3)x + 6 (Write an equation that's perpendicular to the original)

y= (-3/4)x - 4

(5 , -1), y=(-3/5)x - 3 (Write an equation that's parallel to the original)

y= (-3/5)x + 2

(-2 , 1) and (4 , 4) (Write in Slope-Intercept Form)

y= (1/2)x + 2

(-3 , -2) and (0 , 3) (Write in Slope-Intercept Form)

y= (5/3)x + 3

(0 , 2) and (-2 , -4) (Write in Slope-Intercept Form)

y= 3x + 2

(-10 , 0), -y + 3x= 16 (Write an equation that's parallel to the original)

y= 3x +30

(1 , 7), -6x + y= -1 (Write an equation that's parallel to the original)

y= 6x + 1

Solve ax + by + c= 0 for y

y=(-ax - c)/(b)