The value of -5x+4+2y when x=2 and y=5

-5x+4+2y

Use the substitution method

-5(2)+4+2(5)

-5(2)=-10

2(5)=10

-10+4+10

do -10+4 first

-10+4=-6

-6+10=4

4

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.