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eduard
2 years ago
6

Can someone please help me with this question

Mathematics
1 answer:
anastassius [24]2 years ago
4 0
A we can eliminate y by adding the two equations
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George had 1 sheet of paper.He cuts it into 6 inches by 5 inches,and 3 inches by 6 inches.What were the dimension and total area
7nadin3 [17]

Answer:

A. 8 inches by 6 inches.

B. 48\text{ inches}^{2}.

Step-by-step explanation:

We have been given that George had 1 sheet of paper. He cuts it into 6 inches by 5 inches and 3 inches by 6 inches.

We can see that two dimensions of small parts of paper sheet have one dimension same (6 inches), therefore, one dimension of original sheet of paper will be 6 inches.

We can figure out second dimension of original paper sheet by adding the lengths of dimension other than 6. So the second dimension will be 8 inches (5+3).              

Therefore, the dimensions of our original sheet will be 8 inches by 6 inches.

Now let us figure out the total area of the original sheet of paper by multiplying 8 by 6.

\text{The total area of the original sheet of paper}=8\text{ inches}\times 6\text{ inches}

\text{The total area of the original sheet of paper}=48\text{ inches}^{2}

Therefore. the area of original sheet of paper will be 48\text{ inches}^{2}.

7 0
3 years ago
2(3c + 3) < 6c + 9
Usimov [2.4K]
<h3>Answer: B. All real numbers</h3>

Work Shown:

2(3c+3) < 6c+9

6c+6 < 6c+9 .... distribute

6c+6-6c <6c+9-6c .... subtract 6c from both sides

6 < 9 ... note the c terms go away entirely

We're left with a statement that is always true since 6 is always less than 9 regardless of what value of c we pick. So there are infinitely many solutions. Any real number can replace c to get a true statement.

4 0
4 years ago
In a jar of marbles 9 out of 15 marbles are purple. Of there are 400 marbles in the jar, how many of th are not purple?
kramer

Answer:

C) 160

Step-by-step explanation:

Set up a proportion:

\frac{9}{15} = \frac{x}{400}

Cross multiply and solve for x:

15x = 3600

x = 240

This means in 400 marbles, 240 are purple.

To find how many are not purple, subtract 240 from 400:

400 - 240

= 160 marbles

So, 160 marbles are not purple

7 0
3 years ago
How to multiply 6 and 4/9
Margaret [11]

Answer:

2 and 2/3

Step-by-step explanation:

To multiply fractions, all you have to do is multiply the numerators by the denominators and/or simplify opposite sides.

4/9 * 6 would be 4/9 * 6/1, which equals 4/3 * 2/1. 4*2 is 8 and 3*1 is 3, so the answer would be 8/3, which simplifies to 2 2/3.

6 0
3 years ago
A cube has a volume of 74 088 cm cubed. What is the surface area of the cube
Naddika [18.5K]

Answer:

10 cm²

Step-by-step explanation:

74 088 is the cubed of one side. So you would do \sqrt[3]{74088} which is 42. So one side of the cube is 42. To find the surface area, you would do 6(42x42) which would give you 10584. Remember to put cm²

3 0
3 years ago
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