7th Grade Linear Equations Question Preview (ID: 39835)
Intro To Linear Equations.
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Josafina deposited $250 into her account. She then saves $40 per month. Which equation represents this?
a) y = 250 + 40x
b) y = 250 - 40x
c) y = 40 + 250x
d) y = 40 + 210x
The equation y = 9.5x +100 represents the amount that Javier earns by working a certain number of hours plus a holiday bonus. Which amount represents the bonus?
a) $9.50
b) $90.50
c) $100
d) $109.50
On the first day of the month, Jane has $500 in her account. Each time she buys lunch, she spends $8. Which equation represents this?
a) 500 - 8x
b) 500 +8x
c) 8 - 500x
d) 8 + 500x
Which points satisfy y = 3x - 2?
a) (0, -2), (2, -5), (4, -8)
b) (0,3), (2, 6), (5, 13)
c) (0, -2), (1, 2), (2, 4)
d) (0 -2), (1, 1), (2, 4)
y = 100 - 25x is correctly explained in which of the following
a) initial fee of 100 and 25 per month
b) initial fee of 100 and -25 per month
c) initial fee of 25 and 100 per month
d) initial fee of -25 and 100 per month
What is another name for slope?
a) y-intercept
b) x-axis
c) rate of change
d) initial value
What is another name for y-intercept
a) slope
b) rate of change
c) cross the x-axis
d) initial value
Which value represents the rate of change?
a) y
b) m
c) x
d) b
Which value represents the initial starting point?
a) b
b) x
c) y
d) m
Linear equations form what when graphed?
a) curved line
b) dotted line
c) straight line
d) parabola
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