Sebastianbed827 Sebastianbed827
  • 03-09-2020
  • Mathematics
contestada

If r + t = 10 and -r + t = 4, What is the value of 5r + 8t?

Respuesta :

ifeoluwa16
ifeoluwa16 ifeoluwa16
  • 04-09-2020

Answer:

71

Step-by-step explanation:

Start solving using simultaneous equation,From there, we have r to be 3 and t to be 7

Ver imagen ifeoluwa16
Answer Link

Otras preguntas

what was often used for a centrepiece for food in medieval times?
Sam pours himself 1/2 liter of lemonade. If he drinks half of the lemonade he pours, how much lemonade does he have remaining?
Find the value of X to the nearest degree.
What was the major issue the North and South disagreed on?
What difference is in cosine than sine
What is the definition of an acute angle?
maths watch: it's about a parallelogram I need to figure out its area but I'm finding it a little confusing someone please help
Select all expressions that are equivalent to 16x−12−24x+4. Show or explain your reasoning. 1. 16x - 12(1 + 2x) + 4 2. 40x - 16 3. 4 - 12 + (2x - 3x) 4. -8(x+1)
What was a goal of Confucianism? to restore peace and harmony to all of China to restore leaders to power, even if they were weak to restore the honor and virt
A restless point moved from point −1 to the left at the speed of 5 units per minute. Where will it be in 10 minutes?