Answer:
56.7
Step-by-step explanation:
2.7 x 21 = 56.7
Since 5x is equal to y.we can write 5x instead of y in the equation.and then solve the equation
First of all, to simplify a number/fraction, you must find a common multiple.
Both 12 and 42 is divisible by 6

=

since 6 goes into 12, two times and goes into 42, 7 times. The answer is

when simplified.
Answer:
Minimum: 
Maximum:
Step-by-step explanation: