How do you write an expression
There is no equation in the question, only an expression.
echo or print < both of which write text: <?php echo "TEXT"; print "TEXT"; ?>
1*01+01*
the same : expression
You can always write a numerical division expression as a decimal.
Six times three equals eighteen. Subtracting twenty-four leaves your sum at negative six.
You write it exactly as in the question.
Write the general algebraic expression for each using matchstick?
-(17)
no
30 -5 =x