shawnball8571
28.11.2019 •
Mathematics
Solve this system by rewriting the statements into a set of 2 equations. then solve the equations using the addition method.the sum of two numbers is 18. the difference between the two numbers is 2. what are the two numbers?
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Ответ:
y=second number
let x>y
x+y=18
x-y=2
add both of the equation together to get
2x=20
x=10
since x-y=2,
y=8
FINAL ANSWER: 1st number: 10, 2nd number: 8
Ответ:
1 gallon
Step-by-step explanation:
milk she got from both cows
= 5/6+2/3
=1 1/2
milk left after some spilled
= 1 1/2- 1/2
= 1