(7) Fall S1 Final Exam Study Guide

Front

Solve for x: 16 – x = 21

Back

x = -5

Front

Which results in a number larger than 70? 70 x -10, 70 - (-10), 70 + (-10)

Back

70 - (-10) results in a number larger than 70.

Front

Solve for t: 11t + 7 = 106

Back

t = 9

Front

Solve the inequality: 5x – 7 < 34

Back

x < 8.2

Front

Calculate: 15 ÷ (-3) + 20

Back

15.

Front

What is the definition of a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean to solve an inequality?

Back

To find all values of the variable that make the inequality true.

Front

What is the order of operations in mathematics?

Back

Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is the solution to the equation: 2x + 3 = 11?

Back

x = 4.