manihausamah8531 manihausamah8531

19-06-2020
Mathematics

contestada

expand and simlify: a)-2{3a-4{a-(2+a)]} b)5{3c-[d-2(c+d)]}

Respuesta :

rebeccarayshma rebeccarayshma

20-06-2020

Answer:

a) -2 [ 3a-4(a-2-a) ]

= -2[ 3a - 4×(-2) ]

= -2( 3a + 8 )

= -6a-16

b) 5 [ 3c- ( d-2c-2d ) ]

= 5 [ 3c - (-d -2c ) ]

= 5 ( 3c + d + 2c )

= 5 ( 5c + d )

= 25c + 5d

Answer Link

Otras preguntas

Name a point that is not collinear with points E and H.

Arrange the following compounds in order of increasing oxidation state of carbon: CaCO3, CO, CH4, C2H6.

The supply function of a manufacturer is 3q/100+ 60, where p is the price per unit (in rupees) and q is the number of units supplied. The demand per day for thi

3x - 4 = 5 - x Answer

Identify the girl's age Question 7 How old is the girl? 7 8 9 The story does not say how old she is.

f(x) = 9 − x2, x < 3 x − 3, x ≥ 3

An attacker modified the HTML code of a legitimate password-change web form, then hosted the .html file on the attacker's web server. The attacker then emailed

Critically discuss five religious principles that may impact positively on the issue of teenage pregnancy

In a Northwest Washington County, speeding fines are determined by the formula: F = 12(835) + 100 where F is the cost, in dollars, of the fine if a person is ca

Homework 1: Direct Variation a 2-page document! ** alues represents a direct variation. If yes, identify the variation equation to represent the relationship. 2