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fredd [130]
3 years ago
9

Practice writing equations from sentences. Assignment Which sentences describe the relationship between an expression and an equ

ation? Select all that apply.
An equation contains variables; an expression never does.
An equation contains an equal sign; an expression does not.
Both expressions and equations contain numbers and/or variables.
An expression has addition and subtraction; an equation never does.
An expression involves multiplication, but equations only use addition.​
Mathematics
1 answer:
Lunna [17]3 years ago
3 0

Answer:

An equation contains an equal sign; an expression does not.

Both expressions and equations contain numbers and/or variables

Step-by-step explanation:

You might be interested in
Simplify -62 ÷ 12 - 2(-7).
Flura [38]

Answer:

53/6  = 8.83

Step-by-step explanation:

2 x -7 = -14

-62 / 12 = -5.16667

-5.16667 - (-14) = 8.83333

Final answer: 8.83

I hope this helps you! :D

7 0
3 years ago
Read 2 more answers
Lines x and y are parallel and are cut by the transversal b. If the measure of angle 1 is 57°, what is the measure of angle 6? E
lana [24]

Answer:

\angle6=123

Step-by-step explanation:

Given

Lines x and y

Transversal b

\angle 1 = 57

Required

Find \angle 6

From the attachment, \angle1 and \angle7 are vertically opposite.

This means that

\angle 1 =\angle 7 = 57

Similarly

\angle 7  and \angle 6 are supplementary angles

So:

\angle7 + \angle6=180

Make \angle6 the subject

\angle6=180-\angle7

\angle6=180-57

\angle6=123

The relationship between \angle1 and \angle6 is that they are supplementary angles because:

\angle6+ \angle1=180

4 0
3 years ago
Look at screen shoottttttttttttttttttttttttttttttttttt
Elena-2011 [213]
I'm confused to do you have an example
6 0
2 years ago
The graph of the line with the equation y = 1/2 * x + 4 crosses the x-axis at which of the following
svlad2 [7]

Answer:

Step-by-step explanation:

so we are looking for the x intercept (where the line crosses the x axis).

to do this, we sub in 0 for y and solve for x.

y = 1/2x + 4....sub in 0 for y

0 = 1/2x + 4

-1/2x = 4

x = 4 * -2

x = -8 <=== so it crosses the x axis at (-8,0)

5 0
3 years ago
there are 24 marbles in a bag: 2/16 of the marbles are red, 1/8 of the marbles are blue, 1/4 of the marbles are yellow, 1/3 of t
Roman55 [17]

Answer: 3 red marbles, 3 blue marbles, 6 yellow marbles, 8 black marbles, 4 silver marbles

Step-by-step explanation:

I know these are the correct number of marbles because I set up these numbers as fractions and solved for x.

For examples, 2/16 of the marbles are red. 2/16=x/24

You would do this because we are trying to find the number of marbles that are red out of the 24 marbles.

Next, we would do 24 divided by 16= 1.5 Then 1.5 times 2=3

You would follow this rule for each fraction of marbles in order to find the true number of marbles out of 24.

4 0
2 years ago
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