Equations Mini Prep

Front

Solve for a in the equation: 3/2 * a - 26 = -5

Back

a = 14

Front

Elaina charged $83 on her credit card for groceries. If her balance is now $294, what was her balance before buying groceries?

Back

$211

Front

Find the value of k in the equation: k^2 - 7 = 29

Back

k = ±6

Front

Translate the equation: "The difference between a number squared and 10 is 71."

Back

n^2 - 10 = 71

Front

What is the value of v in the equation: 13 - v + 3 = 2(v - 10)?

Back

v = 12

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in an equation or expression.

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation includes an equality sign.

Front

What is the first step in solving a linear equation?

Back

The first step is to isolate the variable on one side of the equation.