Simple Equations

What is x in the equation:

x² +x =30

• 4

• 5

• 6

• $\sqrt{30}$

Tags

CCSS.HSA-REI.B.4B

If: y=7, a=8 and z=5, then find x in the equation:

z³ - (4y+a²) =x

• 25

• 32

• 33

• 24

Tags

CCSS.6.EE.A.2C

x - 8 = -5

• x = 13

• x = -13

• x = 3

• x = -3

Tags

CCSS.6.EE.B.7

Find the variable and constant in the algebraic expression y+21_________

• No variable

• No constant

• Variable is 21 & constant is y

• Variable is y & constant is 21

Tags

CCSS.6.EE.A.2B

find:  $\sqrt{x}$  if   $0.5x\ =5^2+7\$  

 $y=\sqrt{2401}$   then y= 

• 49

•  $2401^2$  

• 7

• 343

Tags

CCSS.8.EE.A.2

The sum of three times x and 10 is 13

• 3x+10=13

• 3x-10=13

• 3x+13=10

• None of these

Tags

CCSS.HSA.CED.A.3

A shirt is discounted $17.00 off of the original price. You pay 26.50 for the shirt without discount. What was the original price?

• $43.50

• $9.50

• I refuse to answer the question for personal reasons.

• I don't care...my parents pay for everything.

Tags

CCSS.6.EE.B.7

A triangle has angle measurements of 27, 71 and x degrees. Find the value of x.

• 82 degrees

• 98 degrees

• 180 degrees

• 278 degrees

Tags

CCSS.8.G.A.5

8r = 32

• 4

• 318

• 24

• 40

Tags

CCSS.6.EE.B.7