Answer:
Step-by-step explanation:
<u>3 hours for studying x subjects:</u>
the answer is none of the above because the variable cant be combined and 56 cant either.
Here you go :) Hope I can help
Answer:
x = 7, -2
Step-by-step explanation:
<h2><em><u>
Factor and set each factor equal to 0</u></em></h2>
1 sandwich cut into 8 pieces then eats 1 pieces,
then had 7/8 lefts means that 7 pieces left, if he put each mean put 1 pieces in a plate, than he need 7 plates.
When he ate 1 piece, it means that he ate 1/8 or 1 out of 8 pieces.
he put 1/8 part of the sandwich on each plate.