Mathematics, 12.12.2020 16:40 BlueDiamond4820

THIS IS VERY BIG AND TIMED ONE 1 HOUR PLEASE HURRY IT IS MAX POINTS q1: Daniel expanded the expression as shown.
-2(-8x-4y+(3/4)) = 10x - 8y - (1 + (1/4)
What errors did he make? select three options
A: The first term should be negative.
B: The second term should be positive.
C: The last term should be -1 & (1/2), not --1 & (1/4).
D: He added -8 and -2 instead of multiplying-8 by -2
E: He did not simplify the expression completely.

q2:which expressions are equivalent to 8(-10x + 3.5y - 7)? select two options.
A: -80x + 24.5y - 56
B: -80x + 28y - 56
C: 80x + 28y + 56
D: 4(-20x + 7y - 14)
E: -4(-20x + 7y - 14)

Which pair shows equivalent expressions?
A. 2x + 10 = -2(x - 5)
B. -2(x + 5) = 2x - 10
C. -2x - 10 + -2(x + 5)
D. -2(x - 5) = 2x - 10

Which expression is equivalent to 8x - 12y + 32
A: 16(0.5x - 4y + 32)
B: 16(0.5x - 0.75y + 32)
C: 16(0.5x - 0.75y + 2)
D: 16(0.5x - 0.4y + 2)

Which expression is equivalent to -6((-2/3) + 2x)?
A: -4 - 12x
B: -4 + 2x
C: 4 - 12x
D: 4 + 12x

When 0.3(4x – 8) – 0.5(–2.4x + 4) is simplified, what is the resulting expression?
A: -4.4
B: 1.2x - 2.4 + 1.2x - 2
C: 2.4x - 0.4
D: 2.4x - 4.4

Which property can be used to expand the expression -2((3/4)x+ 7)?
A: the associative property
B: the commutative property
C: the distributive property
D: the additive identity property

Which expression is equivalent to 30((1/2)x - 2) + 40((3/4)y - 4?
A: 45xy - 220
B: 15x - 30y - 220
C: 15x + 30y - 220
D:15x + 30y - 64

When 4(0.5x + 2.5y - 0.7x -1.3y + 4) is simplified, what is the resulting expression?
A: -0.8x + 4.8y + 16
B: 0.8x - 4.8y + 16
C: -0.8x - 4.8y + 4
D: 0.8x + 4.8y + 4

Which expression is equivalent to 2(14x - 3y + 28x + 12.2 - 5y - 17.5)?
A: 84x - 16y - 10.6
B: 28x - 6y - 10.6
C: 42x - 8y - 5.3
D: 84x - 16y - 5.3

PLEASE I BEG YOU NO RANDOM COMMENTS JUST TO GET POINTS I DONT WANT TO WASTE THESE

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THIS IS VERY BIG AND TIMED ONE 1 HOUR PLEASE HURRY IT IS MAX POINTS q1: Daniel expanded the express...

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