anonymous4332 anonymous4332
  • 11-09-2020
  • Mathematics
contestada

Find MN

LM = 3y + 4
MN = 7y + 9
LN = 143

Find MN LM 3y 4 MN 7y 9 LN 143 class=

Respuesta :

shownubear1992
shownubear1992 shownubear1992
  • 11-09-2020

Answer:

B. 100

Step-by-step explanation:

[tex]3y+4+7y+9=143[/tex]

[tex]10x+13=143[/tex]  143-13=130

10x=130 divide both sides by 10 130/10= 13 x=13

MN=7(13)=91+9=100

LN=3(13)=39+4=43

100+43

Answer Link

Otras preguntas

Sometimes we might incorrectly think that physical excitement--such as sweating or a pounding heart from exercise or caffeine or media stimulation--is signaling
The tendency to use our own culture as a way of doing things, as a standard or "measuring stick" for judging other's cultures is
What are two wasy a person can be taken into custody by police?
What is 25% of 86? thanks subscibe to
Which is considered the most widely used group of antibiotics due to their bactericidal nature, their resistance to beta-lactamases, and their activity against
The human brain generally gives thought higher priority than emotion. true or false
Please help will give brainlist What are the zeros of the quadratic function f(x) = 6x2 – 24x + 1? A) x = –2 + square root 1/2 or x = –2 – square root 1/2 B)
Why did new york massachusetts virginia and rhode island wait so long to ratify the constitution
Which One Of These Is Not A Pair Of Corresponding Parts?
under the constitution of the united state you may not be deprived of life liberty of propert without