Answer:
x=7
Step-by-step explanation:
x+15=2x+8
x-x+15=2x-x+8
15=x+8
x=7
Answer:
x=-1/7
Step-by-step explanation:










Calculating wattage is a quick process once you know the appliance's amperage and voltage — you simply multiply the two figures. An appliance that uses 110 volts of electricity and 5 amps uses 550 watts.
Hope this helps!