Unit 1 - Algebra Basics Question Preview (ID: 43387)


Summary Of Material Covered In Unit 1. TEACHERS: click here for quick copy question ID numbers.

Translate the equation and solve: five times the difference of a number and 3 is 17
a) 2.4
b) 0.4
c) 4
d) 6.4

solve for x. 2(x + 3) = 12
a) 12
b) 6
c) 3
d) 2

Translate the equation: Two times the sum of a number and 3 is the same as the product of 4 and that same number minus 1
a) 2(n + 3) = 4n - 1
b) 2n + 3 = 4n - 1
c) 2(n + 3) = 1 - 4n
d) 2n + 3 = 1 - 4n

Translate the expression two subtracted from the product of a number and three
a) 1 - 3x
b) 1 + 3x
c) 3x - 2
d) 3x + 2

Are Natural numbers closed under division?
a) True
b) False
c)
d)

Are Real Numbers closed under addition
a) True
b) False
c)
d)

Simplify the following: 3x + 6y - 5x + 9 - 4y
a) -2x - 2y + 9
b) 3x + 2y + 9
c) -2x + 2y
d) -2x + 2y + 9

Which is the smallest set of real numbers that contains the square root of 23?
a) Irrational
b) rational
c) whole
d) integer

Which is the smallest set of real numbers that contains 1/3?
a) Rational
b) Irrational
c) Real
d) Integer

Which is the smallest set of real numbers that contains 0?
a) Integers
b) Whole
c) Natural
d) Real

Which property is represented 10x + (-10x) = 0?
a) Property of Zero
b) Identity
c) Inverse
d) Transitive

Which property is represented (a + 4) * 0 = 0?
a) Property of Zero
b) Identity
c) Inverse
d) Commutative

Simplify: 2x + 7y - 9x + 8 - 5x
a) -12x + 7y + 8
b) 12x + 7y + 8
c) -7x +7y +8 - 5x
d) 8

Simplify: 8-3(2-(2+3))+6-7
a) -12
b) 12
c) 2
d) -2

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