Equations

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables.

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

Solve for a: a - 2.1 = 5.8

Back

a = 7.9

Front

Solve for c: c/9 = 8

Back

c = 72

Front

If Melanie and Julian have 50 dinosaurs in total and Julian has 21, how many does Melanie have?

Back

Melanie has 29 dinosaurs.

Front

Solve for m: m - 14 = 32

Back

m = 46

Front

Solve for p: p/5 = 7

Back

p = 35

Front

What is a variable in an equation?

Back

A variable is a symbol, often a letter, that represents an unknown value in an equation.

Front

What is the first step in solving the equation x + 5 = 12?

Back

Subtract 5 from both sides to isolate x.

Front

What is the purpose of using inverse operations in solving equations?

Back

Inverse operations are used to undo operations and isolate the variable.