graciesfirst1ox04lq
graciesfirst1ox04lq graciesfirst1ox04lq
  • 26-05-2018
  • Mathematics
contestada

[3{2} + (7 • 6 – 2{2})] – [30 ÷ (4 + 1)]


The ones in curly brackets are powers

Respuesta :

tramserran
tramserran tramserran
  • 26-05-2018
Use PEMDAS :
Parenthesis, Exponents, Multiplication & Division, Addition & Subtraction

[3² + (7 · 6 - 2²)] - [30 ÷ (4 + 1)]
[3² + (42 - 4)] - [30 ÷ (5)]
[3² + (38)] - [30 ÷ 5]
[9 + 38] - [6]
[47] - [6]
41

Answer: 41




Answer Link
hi50 hi50
  • 26-05-2018
The answer to this question is 41
Answer Link

Otras preguntas

15/60 as a percentage
how do conservationists make use of watersheds and eco zones? why is this important?
How do you find the sum of 4/10 and 55/100?
How do you solve, 7/9+1/2-3/2+2/9 ?
how do conservationists make use of watersheds and eco zones? why is this important?
Eric and Frank want to equally share 4/3 feet of rope. What length of rope should each friend get? Explain how to use a drawing to help solve the problem.
What is the median for each set of numbers such as 75,79,81,82.
How do you fins the sum of 2/10 and20/100?
A worker is hired for $80 a day on the condition that if business is slow, the worker will only receive half pay.  At the end of 20 days, the worker receives $1
What must sound energy move through to travel from source to receiver?