60x+80=100x combine like terms
80=100x-60x or 40x divide to get x by itself
80/40=40x/40
20=x
after 20 hrs
hope this would help you .
Answer:
It's 6. AND BRAINLY STOP DELETING MY POST IT'S RELATED TO SCHOOL!!
Step-by-step explanation: 6
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Step-by-step explanation
the forth one 10√2-3√3
Step-by-step explanation: