Register
Find the value of two numbers if their sum is 178 and their difference is 14
121k views
4 votes
Find the value of two numbers if their sum is 178 and their difference is 14

User EllaRT
by
6.8k points

1 Answer

5 votes
x+y=178
x-y=14
Then you add the two equations together
2x=195
Divide both sides by 2
x= 97.5



Use equation 1 to substitute for x
x+y=178
97.5+y=178
Subtract 97.5 from both sides
Y=80.5
97.5+80.5= 178

One number is 97.5
The other number is 80.5
User Uglycoyote
by
7.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.6m questions

10.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Link Copied!