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defon
3 years ago
11

3x + 7x= Combine like terms

Mathematics
1 answer:
Gnoma [55]3 years ago
5 0

Answer:

10x

Step-by-step explanation:

3x + 7x

= 10x

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If you graph both sides of the equation 2(2x+3) = 4x+6, what will the graph look like
TiliK225 [7]
<span>The graphs are identical and intersect at infinitely many points.

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8 0
3 years ago
Read 2 more answers
write the standard form of the equation of the circle with endpoints of a diameter at the points (9,2) and (-7,5)
AnnyKZ [126]

Answer:

Step-by-step explanation:

Answer:

(x-1)²+(y-3.5)² = 265/4

Step-by-step explanation:

first find the midpoint (center of the circle)

(9+-7)/2, (2+5)/2

(1, 3.5) = center

then distance formula to find diameter

√(9- -7)²+(2-5)²=√256+9 = √265

The radius is half the diameter = (√265)/2

Formula for circle is (x-h)²+(y-k)²=r², where (h, k) is the center

Now you can plug everything in.

(x-1)²+(y-3.5)² = 265/4

4 0
4 years ago
Colin pays £766.45 a year on his car insurance.
aliina [53]

Answer:

£807.84

Step-by-step explanation:

Cost of Collins car insurance per year = £766.45

Percentage increase in price = 5.4%

How much does the insurance cost now?

Cost of the insurance now = £766.45 + 5.4% of £766.45

= 766.45 + 5.4/100(766.45)

= 766.45 + 0.054(766.45)

= 766.45 + 41.3883

= 807.8383

Cost of the insurance now = £807.84

3 0
3 years ago
Which are like terms in 5x^3 + 3x^2 x + x^3
makvit [3.9K]
The like terms: 5x^3 and x^3
7 0
3 years ago
If f(x)=4x-5 and g(x)=3-2x find f(x)+g(x)
Akimi4 [234]
(fg)(x) = [f(x)][g(x)]
(fg)(x) = (4x - 5)(3) = 12x - 15

8 0
3 years ago
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