Units 1-3 Review Quizizz

Solve for the variable y in the following equation:

3y − 5 − 5y = 3

• y = -2

• y = -3

• y = -4

• y = -5

Tags

CCSS.8.EE.C.7B

Solve for the variable x in the following equation:

3(x-6)+2x=22

• x=8

• x=2

• x=18

• x=3

Tags

CCSS.8.EE.C.7B

Solve for the variable t in the following equation:

2(t + 6) + 3 = 9 + 5t

• t = 16

• t = 2

• t = -8

• t = -10

We know that π (Pi) is approximately equal to 3.141592654... To which subset of the real numbers does π belong?

• Irrational Numbers

• Rational Numbers

• Integers

• Natural Numbers

Simplify the expression using exponents.

• 81⁸

• 9¹⁵

• 9⁸

• 81¹⁵

Tags

CCSS.8.EE.A.1

Using exponents, what is the simplified form of the expression (2⁴)⁷

• 2³

• 14²⁸

• 2²⁸

• 2¹¹

Tags

CCSS.8.EE.A.1

Using exponents, what is the simplified form of this expression?

• 5⁹

• 1⁵

• 5¹⁴

• 5⁵

Tags

CCSS.8.EE.A.1

What is the value of 18⁰?

• 18

• 0

• 1

• -18

Tags

CCSS.8.EE.A.1

How do you write the standard number 0.00095 in scientific notation?

• 9.5 x 10^-3

• 9.5 x 10^-5

• 9.5 x 10^-4

• 9.5 x 10^-6

Write the standard number 6,267,000 in scientific notation.

• 62.67 x 10⁶

• 6.267 x 10⁶

• 6.267 x 10⁴

• 6.267 x 10⁷