chantel10191 chantel10191

02-10-2018
Mathematics

contestada

21 - -7what is 21 - 7

Respuesta :

twokneee twokneee

02-10-2018

twenty one minus seven is fourteen (14).

Answer Link

didibrown003 didibrown003

02-10-2018

21-(-7) would turn into a positive so the answer would be 28.

21-7 would be 14

Answer Link

Otras preguntas

What happens when dilute sulphuric acid is poured on a copper plate?

effects after war of 1812

PLEASE ANSWER QUICKLY IN TEST NOW!!! 10 POINTS AND PHONE ABOUT TO DIE!!In the graph below, what is the constant of proportionality? a. 0C. 2 b. 1 d. 3

Find the slope. (Enter your answer as a number. Do NOT type "m=")

3m-2n-9+(6m)-12n+7 plz plz plz plz plz plz plz plz plz plz plz plz pzl zplz plz plz plz plz plz plz plz plz plz plz plz plz plz plz pl plz plz plz plz plz plz p

How many moles are 9.9 * 1024 molecules of methane?

When you multiply 2 decimals, how do you know where to place the comma in the product?

If the circumference of the circle above is 37.68 units, what is the area? Use = 3.14. Circumference=2piR Area=piRsqaured A. 113.04 units2 B. 75.36 units2

1. what is the equation of a line that has an x-intercept of 2 and a y-intercept of 8

I need help I don't understand