Algebra review

What is a co-efficient

• a number in front of a pro-numeral e.g. 3y

• more efficient than efficient

• A letter used in algebra e.g. X or Y

• A number multiplied by another numer

What is the algebraic expression for the phrase "5 more than 3 times a number?"

• 8
• 5 + 3x
• 5 + 3 x 10
• 3 + n + 5

Tags

CCSS.6.EE.A.2A

What is the algebraic expression for "Twice x, decreased by 9?"

• 9 - 2x
• 2 + x - 9
• 2x - 9
• 2x / 9

Tags

CCSS.6.EE.A.2A

Simplify this expression (combine like terms):

x + 2x - 3y + x

• 4 - x -12y

• 4x - 3y

• 2x +3y

• x+4

Simplify this expression (combine like terms):
6a + 1 - 2a

• 4a + 1
• 7a - 2a
• 8a + 1
• 6a + a

Tags

CCSS.7.EE.A.1

Solve for an answer if x=2, y=3, and z=5.

Then xy - z =?

• 10

• 1

• 23 - 5

• 18

Solve: 2X = 12

• 24
• 6
• 10
• 14

Tags

CCSS.6.EE.B.7

Solve for N: 18 = 5n - 2

• N = 2
• N = 5
• N = 4
• N = 6

Tags

CCSS.7.EE.B.4A

What is a pro-numeral

• A professional number

• A letter or symbol used to express an unknown quantity

• The technical name for an answer

• The formula used to solve an equation

Which sequence is the correct order of operations

• Multiplication, Division Subtraction, Addition, Brackets, Orders

• The order is not important if calculated correctly

• Brackets Orders Subtraction, Addition, Multiplication, Division

• Brackets, Orders, Division, Multiplication, Addition, Subtraction