Algebra STAAR

Which of the following is equivalent to 3x-4y=6

• Y=-6/7x

• Y=-3/4x

• Y=4/3x+2

• Y=3/4x-3/2

What are the solutions to 2(x-7)^2=32

• X=7 x=23

• X=5 x=7

• X=12 x=17

• X=3 x=11

Which graph can be used to find the solution to the system of equations below?

2x+y=-4

-3y=2x+12

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Which inequality describes all the solutions to 5(3-x)<-2x+6?

• X<-9

• X>3

• X<-3

• X>7

What is the solution to this system of equations

10x-y=53

y=-13x+92/2

• (6,7)

• (2,33)

• (7,6)

• (33,2)

Which graph shows a line with an x-intercept of -5

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Which equation in standard form has a graph that passes through the point (-4,2) and has a slope of 9/2

• 9x-2y=36

• 9x-2y=26

• 9x-2y=-40

• 9x-2y=-10

The graph of f(x)=x^2 was transformed to create the graph of g(x)=(x-7.5)^2 which of theses describes this transformation?

• A horizontal shift to the left 7.5 units

• A horizontal shift to the right 7.5 units

• A vertical shift down 56.25 units

• A vertical shift up 56.25 units

Which expression is equivalent to 6x^2+13x+5

• (2x+5)(3x-1)

• (2x-5)(3x+1)

• (2x+1)(3x+5)

• (2x-1)(3x-5)

The population of center city is modeled by exponential function f where x is the number of years after the year 2015 the graph of f is shown on the grid.

Which inequality best represents the range of f in this situation

• X≥0

• Y≥250,000

• 0≤X≤110

• 250,000 ≤ y ≤ 1,000,000