Question

Simplify the expression.

-12 x 4 x 3/8 - (-60)




A.
–78


B.
–42


C.
–84


D.

42

Answer 1

The correct answer option is D. 42.

Explanation:

We are given the following expression which we are to simplify:

`-12` ×
`4` ×
`\frac {3}{8} - (-60)`

Solving the given expression using the order of operations to solve a mathematical expression starting from brackets, of, division, multiplication, addition and then subtraction.

`-48` ×
`\frac {3}{8} - (-60)`

`-18-(-60)`

`-18+60`

`42`

Answer 2

D. 42

Explanation:

-12 x 4 x 3/8 - (-60)

PEMDAS says multiply and divide first since we have no parentheses or exponents

-48 x 3/8 - (-60)

-144/8 - (-60)

-18 - (-60)

A negative negative is a positive

-18+60

Add

42