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Ber [7]
3 years ago
6

Solve for x. 6x + 9 + 4x + 2 = 21

Mathematics
2 answers:
Pie3 years ago
5 0

Answer:

6x + 9 + 4x + 2 = 21 \\ 6x + 4x + 11 = 21 \\ 10x + 11 = 21 \\ 10x = 21 - 11 \\ 10x = 10 \\ x =  \frac{10}{10}  \\ x = 1

<h3> <u>PLEASE</u><u> MARK</u><u> ME</u><u> BRAINLIEST</u></h3>
Mama L [17]3 years ago
5 0

Answer:

i got u!!!! it's x=1

Step-by-step explanation:

sooo basically isolate the variable by dividing each side by factors that don't contain the variable!

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What is the equation of the line, written in slope-intercept form? Show how you determined the equation.
kondor19780726 [428]
The equation of a line is defined by: y=mx+b

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4 0
3 years ago
Find the missing factor x^2-11x+18=(x-2)( )
tia_tia [17]
I'd use synthetic div. here, with 2 as my divisor:

      ________________
2   /   1    -11    18
                  2   -18
     ----------------------------
         1     -9      0

Note that the coefficients of the missing factor are given here and are 1 and -9.  Thus, (x-9) is the missing factor.
4 0
3 years ago
Summer school classes begin at 8:30 and last for two and a half hours. At what time
Luba_88 [7]

Answer:it ends at 11:00

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7 0
2 years ago
Read 2 more answers
Write as a product: ax^2+ay^2–bx^2–by^2+b–a
Vesna [10]

Answer:

\large\boxed{ax^2+ay^2-bx^2-by^2+b-a=(a-b)(x^2+y^2-1)}

Step-by-step explanation:

ax^2+ay^2-bx^2-by^2+b-a\\\\=(ax^2-bx^2)+(ay^2-by^2)+(b-a)\qquad\text{use the distributive property}\\\\=x^2(a-b)+y^2(a-b)-1(a-b)\\\\=(a-b)(x^2+y^2-1)

4 0
3 years ago
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Yakvenalex [24]
G^2+2=0,
g^2=-2
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3g+1=0
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9 cannot be equal to zero for the last one.
6 0
3 years ago
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