18 Linear Equations

• y = 2x + 9

• y = 6x - 3

• y = 2x + 3

• y = 6x + 9

Find the slope:
(-4, 3) and (-4, -7)

• 5/4
• -10/8
• Zero
• Undefined

Solve this standard form equation so that it is in slope intercept form 6x+12y = 48

• 48= 6x+12y

Which equation matches this table?

Write the equation of this graph in standard form.

Which is the graph of y= -x + 2? 

• A
• B
• C
• D

A man is climbing down from 100 feet high descending 30 feet per minute.

• y = 100 - 30x
• y = 100 + 30x
• y = 100x + 30
• y = 100x - 30

Linear or not?

• Yes

• No

Convert the standard form equation into slope-intercept form.
5x - 4y = -20

• y = (5/4)x + 5
• y = -5x - 4
• x = 20
• y = 27, 239, 430

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