What is 6 2/5+7 9/10? Simplify your answer and explain your answer.

13 3/10

Step-by-step explanation:

first you add the whole numbers, that equals 13

now make the denominators the same by multiplying or dividing the numerator and denominator to an equivalent fraction, I divided 2/5 to 4/10

now you add the numerators and you have 13 13/10

make that a proper fraction and you have 14 3/10

14.3

Step-by-step explanation:

(6 2/5) + (7 9/10)= 14.3

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

you save $70

discount would be 35% off

step-by-step explanation: