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8th gr end of year

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  • Solve: 3b + b - 8 = 4
    b = 3
  • Simplify: -2 (5x - 6 + 4x)
    -18x +12
  • What 2 angles are alternate interior?
    3, 6 or 4,5
  • Say the 2 steps to graph y = -3x -2
    plot -2 on y intercept, then go 3 down, 1 right
  • Simplify: 6x - 4 -9x -5
    -3x - 9
  • Simplify: 4^6 * 4^3
    4^9
  • If a right triangle has one leg that is 16in and the hypotenuse is 30, how long is the other leg?
    25.3
  • What is the volume of a cylinder that is 15 feet tall and has a diameter of 6?
    423.9
  • What is the equation of the line?
    y = 2x + 1
  • What is the volume of a cone that is 12 feet tall with a radius of 8?
    803.84
  • What other angles are equal to angle 1?
    4, 5, 8
  • simplify: 3^4/3^7
    3^-3 or 1/3^3
  • What is 7.65x10^6 in standard form?
    7,650,000
  • How many solutions does x +9 = 7x +9 - 6x have
    infinite
  • Find the slope: (-4, 6) and (-2, 2)
    -4/2 = -2
  • What is the 1 type of transformation that doesn't cause congruent figures?
    dilation
  • What 2 whole numbers is the square root of 52 between? no calc
    7 and 8
  • How many solutions does 5x = 9+2x have
    one
  • What 2 things do you need to solve a system using elimination?
    same number, 1 pos 1 neg
  • What kind of solution does 4x +8 = 4(x+4) have?
    none
  • If angle 2 is 55 degrees, what is the measure of angle 8?
    125
  • Solve: 22 + 2x = 37 + 6 + x
    x = 21