Answer:
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
Answer:
83 akwowoow
Step-by-step explanation:
osowoeow9ekssk
There are 30-18 = 12 girls. Their percentage is
... 12/30 × 100% = 40%
Answer:
2,8h (2h and 47 minutes aprox.)
Step-by-step explanation:
The ratio is 14/5. 700/250 reduces to 14/5.
