M8 Sem1 Day Two OPTIONAL Practice Test (unit3&4)

Front

What is the original height of the plant if it was measured as 1 unit?

Back

The original height of the plant is 1 unit.

Front

Solve the equation: 3(x - 2) = 18

Back

x = 8

Front

What is the slope in the equation: y = 4x + 3?

Back

The slope is 4.

Front

Solve the equation: 7x + 19 = -2x + 55

Back

x = 4

Front

Solve the equation: ½ (2x + 6) = 3x + 13

Back

x = -5

Front

What is the definition of slope in a linear equation?

Back

The slope is the measure of the steepness of a line, calculated as the change in y divided by the change in x.

Front

What does it mean if an equation has no solution?

Back

It means that there are no values for the variable that can satisfy the equation.

Front

What is the process to isolate a variable in an equation?

Back

To isolate a variable, perform inverse operations to both sides of the equation until the variable is alone.

Front

What is the standard form of a linear equation?

Back

The standard form is Ax + By = C, where A, B, and C are integers.

Front

How do you find the y-intercept of a linear equation?

Back

Set x = 0 in the equation and solve for y.