Kevin wants to add 0.4 to 4 5 using fractions. which fraction can he use for 0.4?

2/5

Step-by-step explanation: Using the place value chart we can see that the decimal 0.4 is four-tenths, so we can write 0.4 as the fraction 4/10. Notice however that 4/10 is not in lowest terms so we need to divide the numerator and denominator by the greatest common factor of 4 and 10 which is 2. If we divide the numerator and the denominator by 2, we get the equivalent fraction 2/5. Therefore, 0.4 can be written as the fraction 2/5

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .