Core Skill Review: U1 Algebraic Concepts

Front

Which expression is equivalent to 2(x + 3)?

Back

2x + 6

Front

If 2x + 1 = 7, what is the value of 4x + 2?

Back

14

Front

Which property is demonstrated by (2 + x) + 5 ⇒ 2 + (x + 5)?

Back

Associative

Front

If 3x + 2 = 14, what is the value of 6x + 4?

Back

20

Front

What is the expression for '5 less than half the sum of a and b'?

Back

(a + b) / 2 - 5

Front

What is the Distributive Property?

Back

a(b + c) = ab + ac

Front

What is the Commutative Property of Addition?

Back

a + b = b + a

Front

What is the Associative Property of Addition?

Back

(a + b) + c = a + (b + c)

Front

What is the value of x if 5x - 10 = 0?

Back

x = 2

Front

What is the expression for 'twice the sum of x and 4'?

Back

2(x + 4) = 2x + 8