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Gheaton6274
21.12.2020 •
Mathematics
I need help i dont know where they go thx
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Ответ:
nervous system
skeletal system
resp. system
immune system
musc. system
Step-by-step explanation:
Ответ:
x + 2(2x-4) = 10
Step-by-step explanation:
Here in this question, we want to select which is the correct answer if we substitute for the value of y in the second equation, using the first.
In the first, we have;
y = 2x -4
Now, let’s input this value of y into the second equation.
By direct substitution, what we have is the following;
x + 2y = 10
—-> x + 2(2x -4) = 10