TI NSPIRE Calculator Training for STAAR Algebra I EOC

Which value of x makes the equation 0.75(x+20)=2+0.5(x-2) true?

• 64

• -64

• 56

• -56

Tags

CCSS.8.EE.C.7B

• -9/2

• 2/9

• -2/9

• 9/2

Tags

CCSS.HSF-LE.A.1B

Which function best models the data shown?

• y=0.001x²-0.426x+35.672

• y=-60.4x²+348.1x-334.2

• y=0.001x²+35.672

• y=-60.4x²-334.2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Write your answer in decimal.