Let x the age of John
Amy's age = x + 9
from question, we get,
John's age + Amy's age = 23
x+(x+9)= 23
=> x + x + 9 = 23
=> 2x = 23 - 9
=> x = 14/2
=> x = 7
Answer:
(5,12)
Step-by-step explanation:
because 18-13=5 and 20-8=12
Supplements add up to 180°
so just subtract 164 from 180
180
<u>-164
</u> 16
On a number line, numbers always increase to the right and decrease to the left. Numbers to the right are greater than numbers to the left and numbers to the left are less than numbers to the right.
20m measurement that’s what is equal to 10
