Show work!

solve the equation -4 + 4a = 12 for a.

a. 4

b. 5

c. 6

d. 9

solve the equation 3p + 10 = 28 for p.

a. 2

b. 4

c. 6

d. 7

solve the equation 30t – 4 = 1 for t.

a. 1/6

b. 1/4

c. 1/2

d. 2

solve the equation -21 + 25n = 14 for n.

a. 1/4

b. 1/3

c. 4/3

d. 7/5

solve the equation -6 + 6n = 42 for n.

a. -6

b. 2

c. 6

d. 8

solve the equation -30p – 2 = 58 for p.

a. -2

b. -1

c. 0

d. 2

solve the equation 52y – 29 = 10 for y.

a. 1/2

b. 3/4

c. 4/3

d. 4/5

for #1 the answer is 4

#2 iis C

#3 is A

#4 is D

#5 is D

#6 is

#7 is B

Step-by-step explanation:

you move all the terms not containing a to the right sideof the equation.

add 4 to both sides of the equation

4a = 12+ 4

add 12 and 4

4a = 16

then divide by 4 and simplify

a = 4

if farmer matt works for 8 hours a day, how many days will it take him to completely plant 12 rows of crops? each batch of cookies needs 3/4 cups of sugar.

step-by-step explanation: