HELP ME PLEASE

a)

Step-by-step explanation:

note that the shaded dot means that it's either a greater than or equal to sign or a less than or equal to sign

but when it's not shaded it's means it's simply a greater than or less than sign

so

m+3<10

carry the 3 over the < sign

this will make the 3 become negative

m<10-3

now subtract

m<7

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: