sunsetgoddess44
sunsetgoddess44 sunsetgoddess44
  • 10-05-2021
  • Mathematics
contestada

PLEASE HELP!
a-b+c=3
a+b+c=7
Find b.
A) 1
B) 2
C) 3
D) 4
E) 5
​

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UKDIAMOND
UKDIAMOND UKDIAMOND
  • 10-05-2021

Answer:

b

Step-by-step explanation:

I think the day of my birthday was a little more aware of my own life than the poem I think I c I

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jimrgrant1 jimrgrant1
  • 10-05-2021

Answer:

B

Step-by-step explanation:

Given the 2 equations

a - b + c = 3 → (1)

a + b + c = 7 → (2)

Subtract (1) from (2) term by term to eliminate a and c

a - a + b - (- b) + c - c = 7 - 3 , that is

0 + b + b + 0 = 4

2b = 4 ( divide both sides by 2 )

b = 2 → B

Answer Link

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