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

Some neurons release more than one kind of neurotransmitter.​ true or false
A patient is given a 50 mg dose of medicine the medicines affective Ness decreases every hour at a constant rate of 40% what is the exponential decay function
What are the coordinates of the center of a circle whose equation is (x + 7)2 + (y – 5)2 = 16?
Velocity is the change of speed and/or direction of An object true or false
Will an increase in water temp damage aquarium plants
It is true that some uninformed people will cast ballots, but it is also likely that mandatory voting will motivate those voters who haven't become involved bef
Who does mercutio suggesr romeo spent tue nihy with?
The farther you live from an ocean, the more likely your climate will be a a. marine climate. b. tropical climate. c. continental climate. d. subtropical climat
Which planet has the strongest magnetosphere?
Factor the quadratic expression completely; -7x^2-24x-9