lailarussell79 lailarussell79
  • 23-04-2021
  • Mathematics
contestada

what is the answer??

what is the answer class=

Respuesta :

ramaislit ramaislit
  • 23-04-2021

Answer:

x=12.2

<LMN=49.6

<SML=40.4

Step-by-step explanation:

3x+13+7x-45=90

3x+7x+13-45=90

10x-32=90

10x=122

x=12.2

3(12.2) + 13

36.6+13

49.6

7(12.2) -45

85.4-45

40.4

49.6+40.4=90

Answer Link

Otras preguntas

Who gave the famous "Cross of Gold" speech that advocated for the coinage of silver?
what does x+7/8=4 equal?
$.46 is what fraction of a dollar
The Golden Rule is helpful to us because it is ______. a. Universal b. Easy to understand c. Ethically sound d. All of the above
what is the source of the organic matter needed for most fertile soils
Describe culture groups in China
PLLLLLLZZZZZ HEEEEELLLLLPPPPP!!! Help will b appreciated
what numbers go into 114
how did the fear of losing the space race affect schooling in the united states
Fill the gaps: Patrick .....(climb) the mountain and .... (see) a snake