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daser333 [38]
3 years ago
15

The sum of two numbers is 33. Twice the first number minus the second number equals 18. Find both numbers.

Mathematics
2 answers:
Gemiola [76]3 years ago
8 0
We can call the two numbers x and y. Then, x + y = 33, and 2x - y = 18. We can use substitution to solve this problem:

y = 33 - x 

SO

2x - 33 + x = 18

3x = 51

<u>x = 17</u>

Now, we know x. We can use this to find y:

x + y = 33

17 + y = 33

<u>y = 16

</u>So, the numbers are 16 and 17. <u>
</u>
SOVA2 [1]3 years ago
3 0
Y+x=33
2x-y=18
3x=51
x=17
y=33-x
y=16
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