Question

QuestionsMATH 8TH GRADE PLEASE HELP!!!
Solve the equation
#1 y-5 / 3 =1

A) -2 *
B) 8
C) 18
D) 6

#2 6x + 29 = 5

A) -4
B) -18
C) 204 *
D) -144

#3 -21a + 16a

A) -5a
B) 5a
C) 37a
D) -37a *

#4 9a - b - 2a - 10b

A) -7a + 11b *
B) 11a + 9b
C) -11a - 9b
D) 7a - 11b

#5 59x + 10) + x

A) 6x + 15
B) 5x + 15
C) 6x + 50 *
D) 4x - 50

#6 -4n + 7 2n = 1

A) 1
B) 3 *
C) -3
D) 4

#7 4(y - 4) = 8

A) -2
B) 2
C) 4
D) 6 *

#8 Raymond buys bottles of water at $2.10 each and a large pizza at $12.99. The total cost was $21.39. How many bottles of water (b) did he buy?

A) 2.10b + 12.99 = 21.39; 4 bottles
B) 2.10 + 12.99b = 21.39; 4 bottles
C) 2.19c = 21.39 + 12.99; 6 bottles *
D) 21.39 - 2.10b = 12.99; 16 bottles

The areas with the ( * ) is the answers that I chooes please help me this is due next week!!!!

Answer 1

#1 Nope. you need to add 5 to both sides
(y-5) / 3 =1
y-5 = 3
y = 8

#2 Nope - you need to divide by 6
#3 Nope -21+16 = -5
#4 Nope - exactly backwards
#5 ok if you meant #5 5(x + 10) + x
#6 No idea due to typo
#7 ok. So why did you miss al those others that are similar?
#8 oh, hell no