90in I think is the answer
Answer:
Multyplying by 1 third is the same as dividing by 3, so it's the opposite as multiplying by 3.
Answer:
a) 25/35
b) 30/42
Step-by-step explanation:
a)
Variable x = denominator if numerator is 25
5/7 = 25/x
5 × x = 7 × 25
5x = 175
x = 35
b)
Variable y = numerator if denominator is 42
5/7 = y/42
5 × 42 = 7 × y
210 = 7y
30 = y
Answer:
i think that the correct answer would be the third one
Step-by-step explanation:
hope this helps
Answer:
x is not a number it can be a variable like 1x+2x=3x
