linear equation in one variable

Front

What is a linear equation in one variable?

Back

A linear equation in one variable is an equation that can be expressed in the form ax + b = 0, where a and b are constants and x is the variable.

Front

Solve for x: 2x = 18

Back

x = 9

Front

Which of the following is a linear expression? 1 + z, x^2 + 1, y + y^2, 4

Back

1 + z is a linear expression.

Front

Solve for x: \frac{x}{7} = -8

Back

x = -56

Front

If Radhika is currently 5 years old, how old will she be in 5 years?

Back

Radhika will be 10 years old.

Front

Solve for y: -12y = 108

Back

y = -9

Front

What is the general form of a linear equation?

Back

The general form of a linear equation is Ax + By + C = 0, where A, B, and C are constants.

Front

What does it mean for an equation to be linear?

Back

An equation is linear if it graphs to a straight line, meaning it has no exponents greater than one and no products of variables.

Front

Solve for x: 3x + 4 = 10

Back

x = 2.

Front

What is the slope-intercept form of a linear equation?

Back

The slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.