Twice a number is equal to seven more than four times the number

Answers

Answer 1
Answer: x-the\ number\n\n2x=4x+7\ \ \ \ |-4x\n\n-2x=7\ \ \ \ \ |:(-2)\n\nx=-(7)/(2)\n\nx=-3.5
Answer 2
Answer: 2x=4x+7\n 2x=-7\n x=-(7)/(2)

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D. $512.24

Answers

This is your genuine answer

Answer:

b

Step-by-step explanation:

What is th smallest number that can be made using these digits 4278

Answers

the smallest number would be 2,478

1 pound = 100 penny= 10 penny x 10 penny
= 1/10 pound x 1/10 pound
= 1/100 pound
= 1 penny

=> 1 pound = 1 penny
How is this possible if 1 pound = 100 pennies

Answers

100penny\ isn't\ 10penny\ *\ 10penny\n\n100penny=10\ *\ 10penny\n-------------------\n\n10penny\ *\ 10penny=100penny^2!!!!

Helpppppppppp aasapppp

Answers

Answer:

2

Step-by-step explanation:

Convert mixed fraction to improper fraction

-2(2)/(3)=-(8)/(3)\n\n\n-1(1)/(3)=-(4)/(3)

-2(2)/(3) ÷ -1(1)/(3) =(-8)/(3) ÷ -(4)/(3)

                  =-(8)/(3)*-(3)/(4)\n\n\n=2 *1 \n\n= 2

Answer:

2

Step-by-step explanation:

Simplify the following:

(-(2 + 2/3))/(-(1 + 1/3))

(-(2 + 2/3))/(-(1 + 1/3)) = (-1)/(-1)×(2 + 2/3)/(1 + 1/3) = (2 + 2/3)/(1 + 1/3):

(2 + 2/3)/(1 + 1/3)

Put 1 + 1/3 over the common denominator 3. 1 + 1/3 = 3/3 + 1/3:

(2 + 2/3)/(3/3 + 1/3)

3/3 + 1/3 = (3 + 1)/3:

(2 + 2/3)/((3 + 1)/3)

3 + 1 = 4:

(2 + 2/3)/(4/3)

Put 2 + 2/3 over the common denominator 3. 2 + 2/3 = (3×2)/3 + 2/3:

((3×2)/3 + 2/3)/(4/3)

3×2 = 6:

(6/3 + 2/3)/(4/3)

6/3 + 2/3 = (6 + 2)/3:

((6 + 2)/3)/(4/3)

6 + 2 = 8:

(8/3)/(4/3)

Multiply the numerator by the reciprocal of the denominator, (8/3)/(4/3) = 8/3×3/4:

(8×3)/(3×4)

(8×3)/(3×4) = 3/3×8/4 = 8/4:

8/4

The gcd of 8 and 4 is 4, so 8/4 = (4×2)/(4×1) = 4/4×2 = 2:

Answer: 2

Find x if ac= 12, bc= x+1, dc= 2x, and ec=9

Answers

The problem ask to compute or find the value of x if AC=12, BC = X+1, DC = 2X and EC = 9, base on the said data, and in my further calculation about the problem, i came u p with a solution that leads to an answer of X=2. I hope you are satisfied with my answer 

Will mark brainliest.

Answers

Answer:

815

Step-by-step explanation:

First you put the value of x from the table into the formula provided.

y = -670 + 33(x) <= plug in the x value from the table

y = -670 + 33(45) <= multiply 33 * 45

y = -670 + 1485 <= add the two terms (which you will subtract because one is positive and one is negative.

y = 815