Pls helpp 3/4 + 4/5 - 7/10 =?

3/4=0.75

4/5=0.8

7/10=0.7

0.75+0.8=1.55

1.55-0.7=0.85

Step-by-step explanation:

17/20 or 0.85

Step-by-step explanation:

3/4+4/5-7/10=x

convert to have common denominators

15/20+16/20-14/20=x

17/20=x

the entire expression should be subtracted from 30. to subtract the quantity, distribute the negative sign, which changes the signs on the terms. so, the –2 changes to positive and gets added to 30 instead of subtracted from it.

hope this ! ^w^

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation: