kmanry84osb5q8
kmanry84osb5q8 kmanry84osb5q8
  • 20-09-2020
  • Mathematics
contestada

Evaluate the following algebraic expression at a -3 and simplify your answer
2(a-4)-4(a+3)

Respuesta :

abcdefdfgfghh
abcdefdfgfghh abcdefdfgfghh
  • 20-09-2020

Answer:

-26

Step-by-step explanation:

first, simplify the equation

2(a - 4) -4(a + 3)

distribute

2a -8 -4a -12

combine like terms

-2a - 20

now plug in a =3

-2 (3) -20

simplify by distributing then solving

-6 -20

= -26

Answer Link

Otras preguntas

6. a.) Do you think that a risk-averse individual gamble or will a risk lover purchase insurance? Explain your answer. b) Radha has assets worth 10,000 rupees a
How do I calculate x here? x - 7 = 99?
A person invests 9 lakhs, which he knows to be of 60% of the total investments. How much money be added to raise his investments to 84%?​
STUVWXYZ is a rectangular box. M and N are the mid-points of ST and WZ respectively. Find angle: a SYW b TNX c ZMY.
In rombul ABCD, consideram E ∈ (BC), F ∈ AC si G ∈ AB, astfel incat EF ║ AB si EG ║ AC demonstarti ca [tex]\frac{CF}{CA} +\frac{BG}{AB} =1[/tex]
The table shows the elevations of 6 cities. City Elevation Westmorland
(-4b+15-7k)-(6+4b-2k)
La matriz A (4375) al ser multiplicada por la matriz B se obtiene como resultado la matriz identidad La matriz b que hace retén a la afirmación es
each party.nosdfav;jnanl'jgkl'nafgknlgrae'nklagr'nlgr'knlag
What advancements made the Aztec empire stand out from other civilizations? A stone and iron tools B elaborate trade routes C wheeled transportation D engin