-7d > 21
d < -3
Remember the sign flips when you multiply or divide by a negative number.
Divide both numbers by 13/90
13/90x = 130
÷13/90 ÷13/90
x= 900
They are both fractions, but 3/3 is 1 whole and 4/4 is 1 whole also.
so 1 whole times 1 whole equals 1
number form of my explanation:
3/3=1
4/4=1
1x1=1
Describe complete!
Answer and Step-by-step explanation:





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