Question 224255: 1 . Simplify (63 • 45) – (33 • 45).
A. 1340
B. 1350
C. 1300
D. 1400
2 . Simplify 5 + 8(x – 6).
A. –43 + 8x
B. –1+ 8x
C. 13x – 78
D. –53 + 8x
3 . Simplify (–1)(5)(–2)(3).
A. –3
B. –30
C. 30
D. 21
4 . Simplify 2(3x – 5y) – 3(x – 2y).
A. –9x – 12y
B. 3x – 3y
C. 3x – 7y
D. 3x – 4y
5 . Choose the equation that best represents the following: The sum of three consecutive integers is 24.
A. x(x + 1)(x + 2) = 24
B. x + (x + 2) + (x + 4) = 24
C. (x + 1)(x + 2) = 24
D. x + (x + 1) + (x + 2) = 24
6 . Choose the equation that best represents the following: The greater of two consecutive even integers is six less than twice the smaller.
A. x + 1 = 2x – 6
B. x + 2 = 6 – 2x
C. x + 2 = 2x – 6
D. x + 1 = 6 – 2x
7 . Simplify (–49yx)(–1/7).
A. 7xy
B. 7x + 1
C. –7xy
D. 7y – x
8 . Simplify 12(3/4x + 2/3) – 1/4(8x – 16).
A. x
B. 7x + 12
C. 7x + 4
D. 7x – 12
9 . Simplify 63x / –7.
A. –9
B. 9
C. 9x
D. –9x
= I got B,A,C,D,D,C,A,D and A.
is it all correct ?
Thank you so much Answer by rfer(16322) (Show Source):
You can put this solution on YOUR website! I agree on 1 through 7
8)
12(3/4x+2/3)-1/4(8x-16)
9x+8-2x+4
7x+12 = B
9)
63x/-7
you lost the x
-9x = D
(