7.7A Linear Equations

Front

What does linear mean?

Back

It will form a line.

Tags

CCSS.8.F.A.3

Front

What is the equation for a line with an initial fee of $100 plus $25 per month?

Back

y = 25x + 100.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

A fitness club opens with 80 members and increases by 15 members each month. What is the equation for total membership?

Back

y = 15x + 80.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Front

What is the y-intercept in the equation y = 5x - 4?

Back

-4.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

If Jane has $500 and spends $8 per lunch, what is the equation for her remaining money after x lunches?

Back

y = 500 - 8x.

Tags

CCSS.6.EE.C.9

Front

What is the slope in the equation y = 3x + 2?

Back

3.

Tags

CCSS.8.EE.B.5

Front

What does the slope of a line represent?

Back

The rate of change of y with respect to x.

Tags

CCSS.8.EE.B.5

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

How do you find the x-intercept of the equation y = 2x + 6?

Back

Set y to 0 and solve for x: 0 = 2x + 6, x = -3.

Front

What is the meaning of the y-intercept in a linear equation?

Back

The value of y when x is 0.

Tags

CCSS.HSF.LE.B.5