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wolverine [178]
3 years ago
7

How do I work out 3x + 65 = 7x + 13

Mathematics
1 answer:
posledela3 years ago
7 0
<u>3x + 65 = 7x + 13</u>

Here's one way:

Subtract  3x  from each side:      65  =  4x + 13

Subtract  13  from each side:      52  =  4x

Divide each side by  4 :              <em>  13  =  x</em>
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Use the interactive graph to produce an orange line identical to the blue line. Then change the value of b only. Which equation
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Answer:

(C) y = 2x – 3

Step-by-step explanation:

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3 years ago
Read 2 more answers
Please help!
Sindrei [870]

Answer:

D. Subtraction property of equality

B. 6.5

Step-by-step explanation:

First blank:

The equation is x + 6.5 = 13.

To solve the equation, you want x alone on the left side, showing "x = some number." Since 6.5 is being added to x, you need to SUBTRACT 6.5. You must do the same operation to both sides of an equation, so you need to SUBTRACT 6.5 from both sides of the equation. What allows you to subtract the same number from both sides of an equation is the

<em>D. Subtraction property of equality </em>

Second blank:

Subtract 6.5 from both sides.

x + 6.5 = 13

x + 6.5 - 6.5 = 13 - 6.5

x = 6.5

<em>Answer: B. 6.5</em>

4 0
3 years ago
A video game arcade calculates the number of players that played one of four games in one day the results are shown below in the
uranmaximum [27]
H. 11/40 is the answer. 

Showing your work: Total number of players is 80. 22 play Speed Karts. 22/80 simplified by dividing by 2 is 11/40.
3 0
4 years ago
SHOE COLLECTION: Marquise, Bron'Tavious, and JayDarius each have a shoe collection of Nike Air Vapor Max shoes. Marquise has two
Natasha_Volkova [10]

Answer:

(a) The number of shoes that Marquise has is 40 pairs of shoes

(b) The number of pairs of shoes that Bron'Tavious has is 20 pairs of shoes

(c) The number of pairs of shoes that JayDarius has is 35 pairs of shoes

Step-by-step explanation:

The given information are;

The number of shoes that Marquise has = 2 × The number of pairs of shoes that Bron'Tavious

The number of pairs of shoes that JayDarius has = The number of pairs of shoes that Bron'Tavious + 15

The total number of pairs of shoes they have all together = 95 pairs of shoes

Let the number of pairs of shoes that Bron'Tavious has = X. Therefore, we have;

The number of shoes that Marquise has = 2 × X

The number of pairs of shoes that JayDarius has = X + 15

The total number of pairs of shoes they have all together = X + X + 15 + 2 × X = 95

X + X + 15 + 2 × X = 95

4 × X + 15 = 95

4 × X = 95 - 15 = 80

X = 80/4 = 20

∴ X = 20

(a) The number of shoes that Marquise has = 2 × X = 2 × 20 = 40

The number of shoes that Marquise has = 40 pairs of shoes

(b) The number of pairs of shoes that Bron'Tavious has = X = 20

The number of pairs of shoes that Bron'Tavious has = 20 pairs of shoes

(c) The number of pairs of shoes that JayDarius has = X + 15 = 20 + 15 = 35

The number of pairs of shoes that JayDarius has = 35 pairs of shoes.

5 0
3 years ago
I NEED THE ANSWER FAST PLEASE IM DOING A TEST AND I CANT FAIL IT!!!!
ICE Princess25 [194]
I would say the answer is B
6 0
3 years ago
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