CA 2a Mock Assessment Ffa 12/05/24

For which value of c is the equation true? 3 + 4c = 7 + 2c

• x = 2

• x = 3

• x = 4

• x = 5

Select all the equations that have no solution.

• -2(x - 3) = -2x + 6

• x + 6 = 5 + x

• 4(x + 1) = 3(x + 2)

• 5 - 3x = -3x + 4

• 4 - 4x = 3x + 2

Tags

CCSS.8.EE.C.7A

Miya solved the equation incorrectly. Identify Miya’s error and solve the equation

• Miya should have multiplied both sides by 6.

• Miya should have added 3 to both sides.

• Miya should have subtracted 9 from both sides.

• Miya should have divided by 2 instead of 3.

Tags

CCSS.HSA.REI.A.1

The formula to calculate the perimeter of a rectangle is p = 2l + 2w . Which equation is correct when solving for w?

• w = 2p + 2l

• w = 2p - 2l

• w = 1/2p - 2l

• w = 1/2p - l

Tags

CCSS.HSA.CED.A.4

Here is a balanced hanger diagram: A circle has a mass of 3 grams and a square has a mass of 2 grams. Which is the mass of a triangle?

• 9/5 grams

• 11/3 grams

• 3 grams

• 7 grams

Tags

CCSS.4.MD.A.2

The equation $ F = 1.8C + 32 $ is used to convert temperature from degree Celsius (C) to degree Fahrenheit (F). What is the temperature in degrees Celsius if it is 50 degrees Fahrenheit?

• 10 degrees Celsius

• 18 degrees Celsius

• 32 degrees Celsius

• 50 degrees Celsius

Tags

CCSS.HSA.REI.B.3

Look at the equations below. Identify which equation has no solution.

• -4x = (-x) + 3

• 24x - 22 = -4(1 - 6x)

• x + 5 = (-5x) + 5

• 24x - 30 = 6(x - 5)

Tags

CCSS.8.EE.C.7A

Which functions are nonlinear? Select three such functions.

• y = 5 - x^2

• -3x + 2y = 4^2

• y = 2/x

• x^3 = 4 - y

• y = 3x + 1

Tags

CCSS.8.F.A.3

What is the solution to this equation?

• one solution
• no solution
• infinite solutions
• none of these

Tags

CCSS.8.EE.C.7A

What should we do first to solve for x?
y=mx+b

• Add
• Subtract
• Multiply
• Divide

Tags

CCSS.HSA.REI.B.3