02-06-2016
Mathematics

contestada

-5×-4=? a)1 b)-1 c)20 d)-20

Respuesta :

Petroniusz Petroniusz

02-06-2016

-5 * (-4) = 5 * 4 = 20

the product of two negative numbers is positive

Answer c - 20

Answer Link

D1eformetal D1eformetal

02-06-2016

(-)x(-)=+

So..

-5.-4=+20

C is, correct answer..

Good luck.

Answer Link

Otras preguntas

20 Points to whoever helps, thank you! :) Design five equations, like 3x + 4 = 16. Make sure that the solutions to the equations are integers. In other words, 3

Which type of reaction occurs in the following? 2HgO(s) -- 2Hg(l) + O2(g) 1. a decomposition reaction in which a metal is reduced 2. an acid-base neutraliza

Find the odds for and the odds against the event rolling a fair die and getting a 4 comma a 2 comma or a 3. a. The odds for the event are nothing to nothing.

Lucy had half as much money as Mel, but since grandma gave them each $20 she now has three-fifths as much. How much money does Lucy have?

HELP PLEASE! Find the height of the triangle by applying formulas for the area of a triangle and your knowledge about triangles. A. 8 in. B. 11.3 in. C. 8.5 i

Which statement best describes how media can shape public policy? O A. The media monitor public opinion, gather information, and then report the people's desire

The volume enclosed by the plasma membrane of plant cells is often much larger than the corresponding volume in animal cells. The most reasonable explanation fo

Hi! What can i do to improve my english?

what is 7% of $1.50

1. The pollution level in the centre of a city at 6 am is 30 parts per million and itgrows by 25 parts per million every hour after. make an equation