As part of a science experiment, Sam recorded the four values shown in the table, but one of them got smudged on his paper. He r

Question

2 years ago

7

As part of a science experiment, Sam recorded the four values shown in the table, but one of them got smudged on his paper. He r

emembers that the sum of the trials was −1. What was the value that was smudged?
Trials
−9
12
(smudged)
−8

A) 2

B) −2

C) −4

D) 4

Mathematics

1 answer:

Readme [11.4K] · Answer 1 · 2022-03-13T09:55:46+03:00

Readme [11.4K]2 years ago

3 0

Answer:

C

Step-by-step explanation:

ok so sam started with 0 and got -9 then he got 12 then the next known number is -8 so those three numbers together are -5 and the end result was -1 so -1 minus -5 is -4 therefore the anser is C