Assignment - 15. Review Properties of Algebra (Questions)

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If 2 > -a then a < -2

false

If a + 1 = b then b > a

true

(x+2)(x+6) = 0

Zero product property

if -2a > 6 then a < -3

true

Sarah solves the equation as shown. 2(x+3) = 8 1.2x + 6 = 8 2.2x = 2 3.x = 1 In which step did Sarah use the distributive property.

1

If m and n are real numbers such that 4m + n = 10 then which of the following expressions represents m?

10 minus n, divided by 4

Al is taller than Bob, and Bob is taller than Carl. Which Property would you use to prove That Al is taller than Carl?

Transitive

If a + 2 < b + 3 then a < b

false

Select the property of equality to arrive at the conclusion. If x - 3 = 7 then x = 10

the addition property of equality

Select the property of equality used to arrive at the conclusion. If x =2 then x + 8 = 10

the addition property of equality

Select the property of equality used to arrive at the conclusion. If 5x = 20 then x =4

the division property of equality

Select the property of equality to arrive at the conclusion. If x = 3 then X2 = 3x

the multiplication property of equality

Select the property of equality used to arrive at the conclusion. If 1/3x = 5 then x = 15

the multiplication property of equality

Select the property of equality used to arrive at the conclusion. If x = 4 then 5x = 20

the multiplication property of equality

Select the property of equality used to arrive at the conclusion. If x + 8 = 10 then x = 2

the subtraction property of equality


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