If A \$ B = A * B ( A + B), what is 3 \$ (2 \$ 1)? - ProProfs Discuss

# If A \$ B = A * B - ( A + B), what is 3 \$ (2 \$ 1)?

A. -5
B. -3
C. 0
D. 1
E. 4

This question is part of SAT Math Questions
Asked by Wyatt Williams, Last updated: Jan 18, 2020

### Request 0Follow Share Answer AnonymouslyAnswer Later Copy Link

4 Answers

#### John Adney

John Adney

Answered May 15, 2017

First you find out the value of (2\$1) which is 2\$1 = 21-(2+1)=-1.
Next you solve 3\$-1=3(-1)-(3+(-1))=-5

#### John Adney

John Adney

Answered May 02, 2017

What does the damn dollar sign fucking mean bruh like hell

#### her.aries

Her.aries

Answered Apr 06, 2017

I don't get itcould you explain it by o​ther way? please

#### John Smith

John Smith

Answered Apr 07, 2017

-5

First, use the order of operations to find the parenthetical value of (2 \$ 1), which is 21-3 or -1 Next, plug in -1 for (2 \$ 1) to find 3 \$ -1 = 3 -1 - (3 - 1) = -3 - 2 = -5

Search for Google images
Select a recommended image
Upload from your computer
Search for Google images
Select a recommended image
Upload from your computer
Search for Google images
Select a recommended image
Upload from your computer