Quiz 1: simplifying equations which of the following choices shows the proper use

Quiz 1: simplifying equations
which of the following choices shows the proper use of the distributive property?
–2(6x – y) = –12x + 2y
–2(6x – y) = 12x + 2y
–2(6x – y) = 12x – 2y
–2(6x – y) = –12x – 2y
which of the following choices simplifies – (–x + 1)?
–x – 1
x – 1
–x + 1
x + 1
what should be completed first when simplifying 2(x – 3) + 6(4x + 1)?
combine like terms.
subtract x – 3.
distribute the 2 to the x – 3 and the 6 to the 4x + 1.
none of the choices are correct.
which of the following choices is equivalent to 1 + 8(2x + 3)?
16x + 12
10x + 12
16x + 25
10x + 25
when 3 + 3x – 5 – 8x is simplified, the result is:
–5x – 2.
–5x – 8.
–11x – 15.
6x – 13x.
when 5(2x + 3) – (x + 4) is simplified, the result is:
11x + 9.
9x + 19.
9x + 11.
none of the choices are correct.
quiz 2: solving equations: part 1
when x + (–6) = –3 is solved, the result is:
x = 9.
x = 3.
x = –9.
none of the choices are correct.
when m – (–1) = 5 is solved, the result is:
m = 4.
m = 5.
m = 6.
none of the choices are correct.

x = 1.
x = 5

none of the choices are correct.

y = 3.
y = 8.
y = 48.
none of the choices are correct.
when –3v = –18 is solved, the result is:
v = –6.
v = 6.
v = –15.
none of the choices are correct.
which of the following choices represents the correct steps to find the solution of the following equation: 5 = 1 – 2x ?
subtract 1 from both sides and divide by 2.
subtract 5 from both sides and divide by 2.
subtract 1 from both sides and divide by – 2.
subtract 5 from both sides and divide by – 2.
when 3p – 12 = 12 is solved, the result is:
0.
–8.
8.
none of the choices are correct.
when 27 = 9 – 3x is solved, the result is:
–18.
–12.
–8.
–6.
quiz 3: solving equations: part 2

there is an error in step 1.
there is an error in step 2.
there is an error in step 3.
no errors were made. the problem was worked correctly.
3 + 2(2x + 8) = 1 is equivalent to:
2x + 19 = 1
4x + 11 = 1
2x + 11 = 1
4x + 19 = 1
when –2(x – 4) + 1 = 7 is solved, the result is:
1.
–1.
–8.
none of the choices are correct.
when 4x + 4x + 1 = 33 is solved, the result is:
3.
4.
25.
none of the choices are correct.
when 2 – (7g – 3) = – 9 is solved, the result is:
2.
–2.
–4.
none of the choices are correct.
which equation is equivalent to –2(2 – 2x) = 4 – 8(1 – x)?
0 = 4x
8 = 4x
4 = –4x
16 = –4x

1.
–1.
–2.
none of the choices are correct.
the first step in solving for the variable l in the equation p = 2l + 2w is:
add the 2w to both sides of the equal sign.
subtract the 2w to both sides of the equal sign.
divide the 2 to both sides of the equal sign.
none of the choices are correct.
solve for the y variable: 4x + 2y = 6
y = –2x + 6
y = –2x + 3
y = 2x + 4
none of the choices are correct.
b = kpx when solved for k is:

k = bxp.
k = b – px.
none of the choices are correct.
an exponential function has:
a straight line that can be increasing or decreasing.
a curved line that can be increasing or decreasing.
u shaped curved lines that increase then decrease or decrease then increase.
none of the choices are correct.

none of the choices are correct.

none of the choices are correct.
the first step in solving for the variable l in the equation p = 2l + 2w is:
add the 2w to both sides of the equal sign.
subtract the 2w to both sides of the equal sign.
divide the 2 to both sides of the equal sign.
none of the choices are correct.
solve for the y variable: 4x + 2y = 6
y = –2x + 6
y = –2x + 3
y = 2x + 4
none of the choices are correct.
b = kpx when solved for k is:

k = bxp.
k = b – px.
none of the choices are correct.
an exponential function has:
a straight line that can be increasing or decreasing.
a curved line that can be increasing or decreasing.
u shaped curved lines that increase then decrease or decrease then increase.
none of the choices are correct.