Collect like terms.
-8.4a + 9.9b - 5.7a - 7.3b
A) 2.7a + 2.6b
B) 14.1a + 17.2b
C) 2.7a + 17.2b
D) -2.7a + 2.6b
Correct Answer:
Verified
Q344: Remove parentheses and simplify.
-70r + 42 -
Q345: Simplify.
-(-5 - 2)[3 + (8 + 2)]
A)-91
B)16
C)20
D)-31
Q346: Simplify.
-3[36 + 4(8 + 6)]
A)1680
B)222
C)276
D)74
Q347: Find an equivalent expression without parentheses.
--(3x -
Q348: Remove parentheses and simplify.
--7.6(3r + 9)+ 8.5(4r
Q350: Find an equivalent expression without parentheses.
--(-3 +
Q351: Simplify.
-2(-13)+ 4(-3)
A)-38
B)22
C)102
D)38
Q352: Simplify.
-(-24 - 9)(-18 - 5)
A)759
B)-195
C)195
D)-759
Q353: Simplify.
-2 + 19 ·11 - (-26)
A)58
B)237
C)205
D)257
Q354: Simplify.
-[3(x - 4)- 3] + [9(x -
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