Which is a simplified form of the expression 3a + 7 - a - 7?

A. 2a

B. 4a

C. 2a + 14

D. 4a - 14

Which mathematical property is demonstrated? 7 + 9 + 3 = 7 + 3 + 9 associative property of addition commutative property of addition associative property of multiplication commutative property of multiplication

How are figures translated on the coordinate plane

What is 3.56 times 82 equals

Slove: 2^2x+3 - 57=65 (2^x-1)

2 Which number is between 1/9 and 0.2 A 3/11 B 1/11 C 12/45 D 7/45

The average score on the statistics final exam was 85 and the standard deviation was 2.5. Chris scored a 95. Chris scored higher than what percent of his class?

Write a description of the rule (x, y) (x+10, y+8)

Write a function rule that represents the sentence y is 5 less then the product of 4 and x A, y=5-4 (4x) B, y=5-4x C, y=4x-5 D y=4x+5

Find the second term in the sequence b (1) = 16 b (n) = b (n-1) + 1

A yardstick cast a shadow 1 ft long. A nearby tree casts a 16 ft shadow. how tal is the tree? round your answer to the nearest tenth