elephantlover1288
elephantlover1288 elephantlover1288
  • 15-02-2021
  • Mathematics
contestada

please help and show work​

please help and show work class=

Respuesta :

Rasco
Rasco Rasco
  • 15-02-2021

Answer:

first one is simnple cross multiply and divide

12*7=4x

84=4x

x=21

2nd same process but more steps

7x=5(x+8)

7x=5x+40

7x-5x=40

2x=40

x=20

Step-by-step explanation:

Answer Link

Otras preguntas

How many σ and π bonds are present in a molecule of cumulene?
How does Benjamin Franklin create humor in his article A Witch Trial at Mount Holly? Use evidence from the text to support your answer.
If the sum of two side lengths of a triangle is more than the third side of a triangle then it is a triangle
Please please help me... 20pts and brainliest answer! At what point does the terminal side of the angle 7π/4 in standard position intersect the unit circle?
What did henry david thoreau believe a person should do when he or she thinks the law is unfair
Which of the following characters dies Hamlet kill? Select all that apply
what is the thermal energy that flows from one substance to another when the substances differ in temperature.
Which food item is a rich source of prot
pleas some one help me from 3 to 8 i really dont get it i will really apreciate it so pleas any body help
A wheel and axle is another example of a simple machine. It is made up of two cylinders that turn on the same axle to make work easier. There is more force on t