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RoseWind [281]
3 years ago
8

hello. I have been absent at school lately and I missed a lot of lessons I just need to know how to get the answers on these wor

ksheets !​

Mathematics
2 answers:
Otrada [13]3 years ago
6 0

Answer: I tried looking it up but I couldn't find anything, but I woud try typing in "4.1 Practice B (Whatever math that is) big ideas math blue answer key" and see if that works. Hope that helps:)

Tresset [83]3 years ago
5 0
For the first 6, you’re doing “slope intercept form” you will need to draw a graph and graph it like so...
question (3) : you place your y intercept on the graph first, meaning ( negative 2) is your y intercept, and in questions 4, (4) is your y intercept.
after placing negative 2 on the negative side of the graph at (-2), you will then need to take the point from negative 2, and use your slope, meaning (2 over 3). The number below the line, (denominator) but as used in this equation, the (X axis) you will go across on your graph. not up or down, left or right, depending on whether your slope is negative or positive, which in this case is positive, so you will be going to your right (—>) 3 TIMES.
once you’ve moved your point to the right three times, you DO NOT place a point. You then take the other part of the slope (2) because it was (2 over 3) ( and you work with denominators first), you go UP TWICE. (two times). then you place your point there.
when you are finished you should have TWO points, and once you connect those points, you get a line segment, which you have to continue because you DO NOT want a SEGMENT you want a WHOLE LINE, meaning it should be past the two points connected, and it shouldn’t stop at them.
hope that helped!!!
You might be interested in
Find the next three terms in the sequence 625, 250, 100, 40...
pentagon [3]
Hi!

To solve this, let's divide

625/250 = 2.5

So is the pattern.. x/2.5 = x2/2.5 = x3/2.5...

We can test this theory by multiplying

100 x 2.5 = 250

Since 250 comes before 100 in the sequence then our theory is correct!

So to find the next numbers, divide:

40/2.5 = 16
16/2.5 = 6.4
6.4 = 2.56

The answer is C.

Hope this helps! :)
6 0
3 years ago
Will mark brainliest<br> 2+2-1=x
erik [133]

Answer:

2+2 is 4 minus 1 is 3 quick math

Step-by-step explanation:

x=3

7 0
3 years ago
Read 2 more answers
5,25,125 find 10th term
anastassius [24]

Answer:

9765625

Step-by-step explanation:

There is a common ratio between consecutive terms , that is

r = 25 ÷ 5 = 125 ÷ 25 = 5

This indicates the sequence is geometric with n th term

a_{n} = a₁r^{n-1}

where a₁ is the first term and r the common ratio

Here a₁ = 5 and r = 5 , then

a₁₀ = 5 × 5^{9} = 5 × 1953125 = 9765625

6 0
3 years ago
Solve by substitution 3x+y=3 and 7x+2y=1
balu736 [363]

3x + y = 3

7x + 2y = 1

First isolate one of the variables (x or y) in one of the equations.

Isolate "y" in the first equation(because it is the easiest to isolate) and substitute it into the second equation.

3x + y = 3      Subtract 3x on both sides

3x - 3x + y = 3 - 3x

y = 3 - 3x


7x + 2y = 1

7x + 2(3 - 3x) = 1     [since y = 3 - 3x, you can substitute (3-3x) for "y"]

Multiply/distribute 2 into (3 - 3x)

7x + (3(2) - 3x(2)) = 1

7x + 6 - 6x = 1

x + 6 = 1     Subtract 6 on both sides

x = -5


Now that you know "x", substitute it into one of the equations (I will do both)

3x + y = 3

3(-5) + y = 3       [since x = -5, you can plug in -5 for "x"]

-15 + y = 3    Add 15 on both sides

y = 18


7x + 2y = 1

7(-5) + 2y = 1

-35 + 2y = 1     Add 35 on both sides

2y = 36     Divide 2 on both sides

y = 18


x = -5, y = 18  or  (-5, 18)

5 0
3 years ago
John and his family went out to eat at their favorite restaurant. The bill for the food was $65.00, and
kicyunya [14]

Answer:

$76.70 is the answer.

Step-by-step explanation:

18% of 65.00 is 11.70. I added 11.70 to $65.00, and got 76.70.

4 0
3 years ago
Read 2 more answers
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