williamsjamon0
22.03.2021 •
Mathematics
Please help me I don’t understand
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Ответ:
10x+10=180
x=17
Ответ:
x = 7
Solve for "y":
x + y = 9
7 + y = 9
y = 2
Step-by-step explanation:
There are two numbers whose sum is 9 and the difference is five . What are the two numbers?
Equations:
x + y = 9
x - y = 5
Add and solve for "x":
2x = 14