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Aleks04 [339]
3 years ago
6

Collin wants to solve this system of equations. Which number can he multiply the first equation by so that when the two equation

s are added together, the x term is eliminated? One-half x + one-fourth y = 5 2 x + three-eighths y = 5 –4 –2 2
Mathematics
2 answers:
Dafna1 [17]3 years ago
8 0

Answer:

-9

Step-by-step explanation:

jek_recluse [69]3 years ago
3 0

Answer:

-4

Step-by-step explanation:

The given equations are as follows:

\[\frac{1}{2}x+\frac{1}{4}y=5\]

\[2x +\frac{3}{8}y=5\]

The coefficient of x in the second equation is 2.

So in order to eliminate x we need to multiply the first equation by a value so that the coefficient of x becomes -2.

Since the coefficient of x in the first equation is \[\frac{3}{8}\], it needs to be multiplied by -4.

So the required multiplier for the first equation is -4

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Consider this equation <br> 3x+ 1=2x-5
Otrada [13]

Answer: x=-6

Step-by-step explanation:

Add 5 to both sides to get 2x by itself

Yes, subtract 1 from both sides to get 3x by itself so you can subtract 2x as to not get a negative x value

One common mistake would be to accidentaly adding or subtracting 1 or 5 when they are supposed to be added/subtracted. To avoid this just go back and check your awnser by plugging it in.

3 0
3 years ago
38. A baseball park's average game attendance is 2035 people. This is 65
marta [7]

Answer:

<u><em>1970</em></u> is the answer for the question "A baseball park's average game attendance is 2035 people. This is 65 more than the average attendance for last year. What was the average game attendance for last year?"

<u><em>- hope this helps!:)</em></u>

6 0
3 years ago
Compare 2/8 to 1/2 write to explain you step by step
Softa [21]

Answer:

2/8 is one-half as much as 1/2

Step-by-step explanation:

Change the denominators to the same number.

2/8 is already okay

1/2=4/8

now

2/8 would be one-half as much as 4/8

7 0
3 years ago
A radio station installs a vhf radio tower that stands 1500 ft
aleksley [76]
Whats the question u just told us some of the information
4 0
3 years ago
Which statement is true about the equations-3x 4y 12 and tx 1?
nydimaria [60]

We need to solve -3x+4y=12 for x

Let's start by adding -4y to both sides

-3x+4y-4y=12-4y

-3x=-4y+12

x = (-4y+12)/-3

x= 4/3 y -4

Now substitute 4/3 y -4 for x in 1/4 x - 1/3 y =1

1/4 x -1/3 y =1

1/4 (4/3 y -4) -1/3 y =1

Use the distributive property

(1/4)(4/3 y) + (1/4)(-4) -1/3 y =1

1/3 y -1 - 1/3 y =1

Now combine like terms

(1/3y -1/3y) + (-1) =1

= -1

-1 = 1

Now add 1 to both sides

0=2

So there are no Solutions

The answer is C


I hope that's help Will :)

7 0
3 years ago
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