Answer :
a + b 5
——— = —
a 2
So a + b has to equal 5, and a has to equal 2.
Substitute a for 2
Then you have 2 plus b is 5
Subtract 2 from both sides and get b equals 3
Substitute
2:3
——— = —
a 2
So a + b has to equal 5, and a has to equal 2.
Substitute a for 2
Then you have 2 plus b is 5
Subtract 2 from both sides and get b equals 3
Substitute
2:3