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nasty-shy [4]
3 years ago
13

Solve the system of equations y = 6x -7 y = 3x + 11

Mathematics
1 answer:
max2010maxim [7]3 years ago
7 0
If they both are equal to y, they must be equal to each other therefore,
6x-7 = 3x+11
3x = 18
x=6
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Need help understanding how to solve
qwelly [4]

For the two figures to be similar, the missing length must be 30.

<h3 /><h3>What is the missing length?</h3>

For the two figures to be similar, the dimension of each figures must be proportional to each other.

Let the missing length be x.

Hence,

x/25 = 24/20

We cross multiply

x × 20 = 24 × 25

x × 20 = 600

x = 600/20

x = 30

Therefore, for the two figures to be similar, the missing length must be 30.

Learn more about similarity and congruence here: brainly.com/question/7888063

#SPJ1

4 0
2 years ago
(5a-2)(5a+2)-3(1-a)-3a=
attashe74 [19]
So first we need to know the order of operations
P - Parenthesis
E - Exponents
M - Multiplication
D - Division
A - Addition
S - Subtraction

Then the special cases:
(I have attached a picture below)

Lets get into action!
(5a - 2)(5a + 2) - 3( 1 - a ) - 3a 
25a² - 4 - 3 + 3a - 3a 
25a² - 7 
25a² - 7 is the answer


8 0
3 years ago
Read 2 more answers
What adds to be the bottom number but also multiplies to be the top? 36,12
rusak2 [61]
4 because 12 can be divide by 4 and 36 is also a multiple of 4.

12/4=3
4x9=36

Hope it helped!
-BFF2480
4 0
4 years ago
Alice has $15 more than Barry. Charlene has only 2 times of the amount of Barry's money. If Alice has x dollars, how much money
natima [27]
X=alice
b=barry
c=charlene

x=15 more than b
x=15+b

c=2 times of b
c=2b

all together
x+c+b
15+b+2b+b
15+4b
they have 15+4b or 15+4 times of barry
if we want in terms of x
x=15+b
x-15=b

15+4(b)
15+4(x-15)
15+4x-60
4x-45

they have 4x-45 together
5 0
3 years ago
Please help me thank youuu(๑&gt;◡&lt;๑)
coldgirl [10]

Answer:

  • 15x -45
  • 3(5x -15)

Step-by-step explanation:

The expression can be fully factored as ...

  3·5·(x-3)

Equivalent expressions can be formed by eliminating parentheses to give ...

  15x -45

or by combining different pairs of factors:

  • 3(5x -15)
  • 5(3x -9)

Of course any of the terms can be broken apart and/or combined in different ways:

  = 15(x -2) -15

  = (7x -7) + 2(4x -19)

6 0
3 years ago
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