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26.02.2020 •
Mathematics
2.) A 120-volt battery is connected to a circuit with 30 ohms of resistance. The current is amperes c flowing through the circuit can be found using the equation 30c = 120. How many amperes of current are there in the wire?
3.) x/7 = 2. A fraction implies division. Multiply by the denominator.
4.) 36 = w/4 A fraction implies division. Multiply both sides of the equation to find a solution.
8.) 4x = 76. An integer directly next to a variable implies multiplication. Divide to isolate the variable.
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Ответ:
step-by-step explanation:
f(gx)=f(1/x+2)
=(1/x+2)+2
=(1+2x)/2+2
=(1+2x+4)/2
= (2x+5)/2