Caaspp Flashcard 8th grade!

Front

3x² = 108; solve for x

Back

x = 6, -6

Front

Solve for x: 30 = 9x – 15 – 6x

Back

x = 15

Front

Solve for x: 3(4x – 7) = 5(2x + 11)

Back

x = 38

Front

Write in scientific notation: 45,000,000

Back

4.5 x 10⁷

Front

7x⁻⁵ written with positive exponents is what?

Back

7/x⁵

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / 2a

Front

Define a variable in an equation.

Back

A symbol used to represent an unknown value.

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Front

How do you combine like terms?

Back

Add or subtract coefficients of the same variable.

Front

What is scientific notation?

Back

A way to express numbers as a product of a number between 1 and 10 and a power of 10.