Mathematics, 05.05.2020 13:00 admiralaj85

Which expression is equivalent to 7b + 4b - 1b ?
a
4b
b
12b
c
2b
d
10b
Question 2 (1 point)
Solve the equation using the distributive property and properties of equality.
-5(a + 3) = -55
What is the value of a?
a
-14
b
-8
c
14
d
8
Question 3 (1 point)
Noah hopes to pick the winning ticket during her math class's raffle. The student who picks the ticket with a true statement will win. Which is the winning ticket?
a
4(x - 5) = 35 is equivalent to 4x = 40.
b
9(x - 6) = -35 is equivalent to 9x = -29
c
8(x - 7) = 35 is equivalent to 8x = 28
d
2(x - 6) = -35 is equivalent to 2x = -23
Question 4 (1 point)
Tobin is solving the equation 3(x - 1.25) = 11.25. His work is shown below.

What mistake did Tobin make?
a
Tobine should have divided by 3.
b
Tobin did not make a mistake.
c
Tobin should have subtracted 3.75 from each side.
d
Tobin did not distribute the 3 correctly.
Question 5 (1 point)
Jorge wrote the equation -6x + 4x = 8. What is the value of x?

2

-4

-2

4

Answers: 2

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Which expression is equivalent to 7b + 4b - 1b ?
a
4b
b
12b
c
...

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