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Arte-miy333 [17]
4 years ago
13

Combine like terms. (7x-1)(7x−1)

Mathematics
1 answer:
Temka [501]4 years ago
6 0

Answer:

14x - 2

Step-by-step explanation:

([7x] { -1}) ([7x] {- 1})

Add together

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Help please, what’s: 5x-7+2-2x=-26
svetoff [14.1K]

Answer:

7

Let's solve your equation step-by-step.

5x−7+2−2x=−26

Step 1: Simplify both sides of the equation.

5x−7+2−2x=−26

5x+−7+2+−2x=−26

(5x+−2x)+(−7+2)=−26(Combine Like Terms)

3x+−5=−26

3x−5=−26

Step 2: Add 5 to both sides.

3x−5+5=−26+5

3x=−21

Step 3: Divide both sides by 3.

3x

3

=

−21

3

x=−7

Answer:

x=−7

3 0
4 years ago
Read 2 more answers
3\4 ×25\25 = ?/100 = ?/?
Basile [38]
25/25 is equal to 1 whole. 3/4 x 1 is 3/4
3/4=?/100 : to get from 4 to 100 you x by 25. you then have to multiply 25 by 3 which gives you 75 which makes it 75/100 which can be simplified into 3/4
8 0
4 years ago
A box of colored crayons contains 9 distinct colors. In how many ways can 2 colors be chosen, assuming that the order of the col
shepuryov [24]

Answer:

36

Step-by-step explanation:

We can use combinations

9 choose 2 =

9!/(7!*2!) = (9*8)/2 = 36

3 0
3 years ago
Two vertices of a right triangle have coordinates (0,0) and (4.0), as plotted on the grid below. The hypotenuse of the triangle
svet-max [94.6K]

Answer:

y=2

Step-by-step explanation:

due to diagram have done the steps in the image

3 0
3 years ago
The table below gives the cost per person to rent a fishing charter boat. Find the rate of change given that it is constant. Als
Scrat [10]
Basing on the table, in each row, if you divide the cost by the number of people, all of them will yield 55. This means that each person, whether as an individual or in a group, must pay $55 in order to rent a fishing charter boat. 

The answer is letter D.
3 0
4 years ago
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