noiwillnot43 noiwillnot43
  • 09-12-2019
  • Mathematics
contestada

Solve this for me and explain it to me. cause I'm confused.

Solve this for me and explain it to me cause Im confused class=

Respuesta :

MathPhys
MathPhys MathPhys
  • 09-12-2019

Answer:

28

Step-by-step explanation:

If g is the number of green marbles, and b is the number of blue marbles, then:

g + b = 36

g = 4 + 3b

Solve the system of equations.  Using substitution:

(4 + 3b) + b = 36

4 + 4b = 36

4b = 32

b = 8

Therefore:

g = 28

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