Algebra STAAR Review-Level 1-Easy- 2019

What is the solution to  $3x-6=17x+22$  ?

•  $-2$  

•  $2$  

•  $1$  

•  $-1$  

Which value of b makes the equation  $3-2\left(b-1\right)=4b-25$  true ?

•  $5$  

•  $8$  

•  $-3$  

•  $-6$  

The quadratic function is shown on the grid. Which fucntion is best represented by this graph?

•  $g\left(x\right)=x^2+4x$  

•  $g\left(x\right)=x^2-4x$  

•  $g\left(x\right)=x^2-4x-2$  

•  $g\left(x\right)=x^2-2x-4$  

An exponential function is graphed on the grid. Which function is best represented by the graph?

•  $g\left(x\right)=12\left(1.6\right)^x$  

•  $g\left(x\right)=12\left(0.6\right)^x$  

•  $g\left(x\right)=12\left(1.2\right)^x$  

•  $g\left(x\right)=12\left(0.2\right)^x$  

What expression is equivalent to  $\left(7r^2-5r+4\right)-\left(5r^2-3r-4\right)$  ?

•  $2r^2-2r+8$  

•  $2r^2+2r$  

•  $2r^2-2r$  

•  $2r^2-8r+8$  

What is the equation in slope-intercept form of the line that passes through  $\left(3,1\right)$  and  $\left(5,-3\right)$  ?

•  $y=-2x+7$  

•  $y=2x-7$  

•  $y=-2x-7$  

•  $y=2x+7$  

Which expression is equivalent to $-3\left(1-x\right)-4x+6$ ? 

•  $-x+3$  

•  $x-3$  

•  $-x-3$  

•  $x+3$  

Which function is equivalent to $f\left(x\right)=x^2-4x-12$  ?

•  $f\left(x\right)=\left(x-6\right)\left(x+2\right)$  

•  $f\left(x\right)=\left(x-2\right)\left(x+6\right)$  

•  $f\left(x\right)=\left(x-4\right)\left(x+3\right)$  

•  $f\left(x\right)=\left(x-12\right)\left(x+1\right)$  

Which expression is equivalent to $7\left(x-5\right)-3\left(2x+1\right)$ ? 

•  $x-38$  

•  $x-32$  

•  $13x-32$  

•  $13x-38$  

Which expression is equivalent to $x^2+7x+10$  ?

•  $\left(x+2\right)\left(x+5\right)$  

•  $\left(x+1\right)\left(x+7\right)$  

•  $\left(x+1\right)\left(x+10\right)$  

•  $\left(x+2\right)\left(x+7\right)$