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

Predict what would happen to a plant with a genetic defect that produced no central vacuole.
What term refers to people who share a common language, customs, or heritage?
isaiash puts a 10 gram weight on a pan balance. how many 1gram weights does he need to balance the scale?
A fair attended by 755,082 pepole altogether. what is the number rounded to the nearest ten thousand
Should a president die in office, which official succeeds the president if the vice president is unable to assume the role?
what is 6 times 7.49 hundredths
A limerick has four lines. True False
Which of the following statements about race is false? A. Race is based on physical characteristics. B. Race is socially constructed. C. Race has a biological b
ronald states that number 1/11 is not rational because, when converted into a decimal, it does not terminate. nathaniel says it is rational because it is fracti
Solve this equation : 2/3q=18