chloe5559
chloe5559 chloe5559
  • 02-03-2020
  • Mathematics
contestada

Look at these equations.
9 = 7 + a
a + 8 = b + 5
Use both equations to work out the value of b.

Respuesta :

minatohazaifa4 minatohazaifa4
  • 02-03-2020

Answer:

Beginner

11 = 5 + a

11 - 5 = a

6 = a

6 + 4 = b + 3

10 = b + 3

10 - 3 = b

7 = b

Answer Link

Otras preguntas

NEED HELP ANSWERING THIS
the first group of European to colonize and permentally settle around the cape of good hope was the?
The length of shadow of a building is 90 meters,as shown below: What is the height of the building? A. 180 m B. 51.96m C. 155.88m D.60m
someone please help serious answers only or i will report you
difference of a number and -3 is 6. what is the number
Fill in the blank with the correct answer according to the School Activities video. A Jorge le gusta la clase de educación física porque le gusta __________ d
Solve the following inequality 5X-7 > 3X+9
Which word best completes this sentence? Le repas est froid. It faut ______ réchauffer avant de manger. A) le B) la C) les D) se
The enormous relief carving of the aztec moon goddess coyolxauhqui ( 3.4.17), found beneath the great temple of tenochtitlan, shows her ________.
Which of these is a geometric sequence ?