Question

Simplify.[2 × (10 + 5)] - 5
A. 12.5
B. 20
C. 25
D. 120


Compare.
Use >,
B. =
C.

Answer 1

2(10+5)−5 =(2)(15)−5 =30−5 =25 C is the answer.

Answer 2

$[2 \times (10 + 5)] - 5 \\ \\ 2 \times 15 - 5 \\ \\ 30 - 5 \\ \\ 25 \\ \\ Answer: \fbox {C) 25}$