sbevebob
sbevebob sbevebob
  • 21-09-2020
  • Mathematics
contestada

Very urgent please help me

Very urgent please help me class=

Respuesta :

meredith48034
meredith48034 meredith48034
  • 21-09-2020

Answer:

Step-by-step explanation:

8r + 9 + 7r + 6 = 90

15r + 15 = 90

15r = 75

r = 5

8(5) + 9 = 40 + 9 = 49

7(5) + 6 = 35 + 6 = 41

Answer Link

Otras preguntas

What form is energy in when it enters a food chain and when it leaves a food chain
In the last 30 years alone, we have consumed ______ of the planet's resources
plz help! 7th grade advanced math!!!!! A car travels 1 /6 of the distance between two cities in 3/ 5 of an hour. At this rate, what fraction of the distanc
what fraction of 60 is 45?
a $4,000.00 principal earns 5% interest, compounded annually. After 4 years, what is the balance in the account?
What is the value of the expression? 19.2 + (–7 + 3.8) 29 30 16 24
Explain why 1/12+1/12+1/12 is the same as 1/4
Read this excerpt from H. G. Wells's novel The War of the Worlds: But, looking, I presently saw something stirring within the shadow. . . . Then something resem
Madison and Centerville are 6 cm apart on a map that has a scale of 1 cm : 11 km. How far apart are the real cities
what is 55millimetres= centimetres