SAT Test Prep Final

Front

If x - 1/3 = k and k = 3, what is the value of x?

Back

x = 10

Front

Which of the following is the correct phrase: speaking in a more pragmatic way, NO CHANGE, speaking in a way more pragmatically, in a more pragmatic-speaking way?

Back

NO CHANGE

Front

If 3x + 2 = 5x - 4, what is the value of x?

Back

x = 1

Front

Simplify the expression: (x^2y - 3y^2 + 5xy^2) - (-x^2y + 3xy^2 - 3y^2). What is the equivalent expression?

Back

2x^2y + 2xy^2

Front

Katarina is studying pear production. If Type A trees produced 20% more pears than Type B trees, and Type A produced 144 pears, how many did Type B produce?

Back

Type B produced 120 pears.

Front

What is the formula for calculating percentage increase?

Back

Percentage Increase = ((New Value - Old Value) / Old Value) * 100

Front

Define a linear equation.

Back

A linear equation is an equation of the first degree, meaning it has no variables raised to a power greater than one.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does the term 'variable' mean in mathematics?

Back

A variable is a symbol used to represent an unknown value.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / (2a) for the equation ax² + bx + c = 0.