ELO Final Review - Systems, Exponents, Quadratics

What is the solution to this system of equations?

• insert

• graphs

Solve the system of equations

y = x - 1

2x + y = 11

• ( 4, 3)

• ( 3, -4)

• ( 5, 8)

• ( - 2, 0 )

Solve the system of equations

3x - 2y = 8

x + 5y = - 3

• ( 3, 4)

• ( -1, 0)

• (4, 3)

• (0, 0)

Simplify

( 2m⁴) (3m²)

• 5m⁸

• 6m⁸

• 6m⁶

• 5m²

Simplify

(3x⁴w²)²

• 6x⁶w⁴

• 9x⁸w⁴

• 3x⁶w²

• 12x

Simplify
 $\frac{m^5}{6m^3x^{-3}}$  

•  $\frac{6m^2}{x^2}$  

•  $\frac{m^2x^2}{6}$  

•  $\frac{m^5}{6x^2}$  

Add the expressions

( 4x² + 9x - 3) + ( 3x² - 5x - 2)

• 12x² + 14x - 1

• x² + x - 6

• 7x² + 4x - 5

Subtract.

( 6m³ + 14m² - 8m + 5) - ( 2m³ - 10m + 3)

• 3m³ + 14m² + 11m - 1

• 4m³ + 14m² + 2m + 2

• 4m³ + 24m² + 5m - 5

Find the product

( x + 7) ( x - 3)

• x² + 4x - 21

• x² + 10x - 21

• x² + 10x + 10

• x² - 4x - 21

Find the product
 $\left(2x\ -\ 5\right)^2$  

•  $4x^2-\ 10x\ +\ 25$  

•  $4x^2-\ 25$  

•  $x^2-25$  

•  $4x^2+\ 10x\ -\ 25$