Solve G-B+K Using Number Line: Finding 1-(-4)+5

Question

Solve according to the axis

GB+K= G-B+K=

AAA-5-5-5BBB-4-4-4CCC-3-3-3DDD-2-2-2EEE-1-1-1FFF000GGG111HHH222III333JJJ444KKK555LLL666

Video Solution

Step-by-Step Solution

We will locate on the number line the letters and place them accordingly:

G=1 G=1

B=4 B=-4

K=5 K=5

Therefore:

1(4)+5= 1-(-4)+5=

We recall the rule:

(x)=+x -(-x)=+x

Now we get:

1+4+5= 1+4+5=

5+5=10 5+5=10

Answer

10