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Harrizon [31]
3 years ago
5

1,Combine the Like Terms: -2x + 7 + 9x - 4

Mathematics
1 answer:
hodyreva [135]3 years ago
3 0
1. 7x+3
2. 8x+19
3. 13x-12
4. 3x-38
5. 6x-1
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Which expression is equivalent to −2.1+(−5.9)+(−3.7) ?
notka56 [123]

Answer:

The last one, −2.1−(5.9+3.7)

Step-by-step explanation:

−2.1+(−5.9)+(−3.7) = -2.1-5.9-3.7 = -11.7

the only expression that will come out as -11.7 is the last one

8 0
3 years ago
The populations of two cities after t years can be modeled by -150t+50,000 and 50t+70,0000 . What is the difference in the popul
Sindrei [870]

Answer:

25,800

Step-by-step explanation:

Plug in 4 everytime you see T.

multiple-150 times 4 plus 50000 which gives you 49,400.

then multiple 50 times 4 and add 75000, giving you 75,200 then subtract 75,200 - 49,400 which you end up with 25,800.

hope this helped

5 0
2 years ago
Please someone help me with maths​
Nata [24]

Answer:

<em>a</em><em>)</em><em>=</em><em> </em><em>5x</em><em>+</em><em>10</em>

<em>b</em><em>)</em><em>=</em><em> </em><em>7y-6</em>

<em>c</em><em>)</em><em>=</em><em> </em><em>6x-6</em>

<em>d</em><em>)</em><em>=</em><em> </em><em>2x</em><em>^</em><em>2</em><em>+</em><em>8x-5</em>

<em>e</em><em>)</em><em>=</em><em> </em><em>6x</em><em>+</em><em>9</em>

<em>f</em><em>)</em><em>=</em><em> </em><em>4xy-4y</em><em>^</em><em>2</em><em>+</em><em>8y</em>

<em>g</em><em>)</em><em>=</em><em> </em><em>-12y</em><em>^</em><em>2</em><em>+</em><em>10y</em>

<em>h</em><em>)</em><em>=</em><em> </em><em>6x</em><em>+</em><em>154</em>

<em>i</em><em>)</em><em>=</em><em> </em><em>6x</em><em>+</em><em>21</em>

<em>h</em><em>)</em><em>=</em><em> </em><em>2x</em><em>^</em><em>2</em><em>+</em><em>16</em>

6 0
3 years ago
Read 2 more answers
You have $200 in savings account. Each week for 8 weeks, you take out $18 for spending money. How much money is in your account
Elina [12.6K]

Answer:

$56

Step-by-step explanation:

Multiply to find how much he took out.

18 * 8 = 144

Subtract to find how much he has left.

200 - 144 = 56

Best of Luck!

3 0
3 years ago
I need help asap!!!!!!
ololo11 [35]

Answer:

whats the question? i'm not sure what you're trying to ask here

Step-by-step explanation:

8 0
3 years ago
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