Review for s1 exam database

Which expression is evaluated first?
(18 - 14)² - 6 x 10

• 18 - 14

• 4²

• 6 x 10

• 16 - 6

Which comes first in the order of operations, addition or subtraction?

• Addition

• Subtraction

• Whichever is first left to right

• whichever is first right to left

Which operation would you do first in the following equation?

10 - 4 ÷ 1 x 5

• Subtraction

• Division

• Multiplication

• Addition

What would be my first step to simplify?
3 + 4 x 6 - 4 

• addition

• multiplication

• subtraction

• exponents

If g = 6, evaluate 3(g + 2) - 10.

• 14

• 10

• 1

• 12

If v = 3, evaluate 6v - v².

• 12

• 54

• 57

• 9

If a = 4 and b = 6, what is the value of 3a + 5b?

• 40

• 42

• 44

• 46

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y