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zimovet [89]
3 years ago
13

What expression is equivalent to 4-10 (9m-7)

Mathematics
1 answer:
vredina [299]3 years ago
6 0

Answer:

-90m+74

Step-by-step explanation:

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2) Brian purchased pens for 75 cents each and pencils for 40 cents each he
svet-max [94.6K]

Step-by-step explanation:

Name the total of pens purchased as x and the pencils as y... Make two equations and solve them. I also search for the pencils purchased in addition

8 0
3 years ago
Simplify the following expression by combining liker terms: 4x +9 -6x +6
Oxana [17]

Answer:

its very simple you just need to collect like terms...

which is 4x-6x+6+9 which is

-2x+15.

This is my answer I hope it helps you.

6 0
2 years ago
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Which expression represents, 8 times the difference of two numbers?
tiny-mole [99]

Answer:

C, the difference is subtraction so 8 times the difference of two numbers is C

4 0
3 years ago
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Barty has 70 balloons, and he will pop four of them every second. Fill in the missing information on the table, it relates b, th
Vedmedyk [2.9K]
T b
0 70
1 66
2 62
3 58
4 54

This is not a proportional relationship because the ratios are not equivalent.
1/66 (t/b) is not equivalent to 2/62 (t/b).
4 0
2 years ago
Problem page a delivery truck is transporting boxes of two sizes: large and small. the large boxes weigh 45 pounds each, and the
marta [7]
S= number of small boxes
l= number of large boxes

equation 1:  s+l=120
equation 2:  15s+45l=3300

solve by elimination, multiply equation 1 by -15.

-15(s+l=120) =  -15s-15l=-1800  add to equation 2.

-15s+15s-15l+45l=-1800+3300  = 30l=1500

30l=1500 , l=50

s+l=120, s+50=120 --> s=70

7 0
3 years ago
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