Math 7.1 Writing Equations

Flashcards for Math 7.1 - Writing Equations

What is an equation?

A mathematical statement that uses an equal sign (=) to show that two expressions are equal.

Give an example of an expression.

x + y

Give an example of an equation.

x + 6 = 10

Translate to an equation: The sum of a number n and 7 is 15.

n + 7 = 15

Solve: The sum of a number n and 7 is 15.

n = 8

Translate to an equation: a number y decreased by 4 is 3.

y - 4 = 3

Solve: a number y decreased by 4 is 3.

y = 7

Translate to an equation: 12 times a number p equals 48.

12p = 48

Solve: 12 times a number p equals 48.

p = 4