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weqwewe [10]
3 years ago
9

I need 1 more credit to pass my class! Please Help! I will give brainliest If your right.

Mathematics
1 answer:
Ganezh [65]3 years ago
7 0

Answer:

It’s 135

or 67.5

Step-by-step explanation:

You might be interested in
Please help me i dony know how to do this
Ipatiy [6.2K]
Substitute y = -2x + 4 into 7y = -14x +28

7y = -14x +28
7(-2x + 4)= -14x +28
-14x + 28 = -14x +28
0 = 0

answer
infinitely many solutions


8 0
3 years ago
Which of the following statements describes one part of completing the square for x 2 + 4x = 32?
Westkost [7]

SOS:

Answer:

Take the square root of 36 and subtract 2.

Step-by-step explanation:

x^2+4x=32\\(\frac{1}{2}*4=2; 2^2=4) : x^2+4x+4=36\\\sqrt{(x+2)^2}=\sqrt{36}\\ x+2=±6: -2+6=4, -2-6=-8

<em>Hope this helps!!</em>

7 0
3 years ago
When someone donated 14 gallons of paint to DeAnza Elementary. The fifth grade decided to use it to paint murals. They split the
Oksanka [162]
Each class had 3.5 gallons of paint to paint with and 3 classes used 10.5 gallons of paint
8 0
2 years ago
Simply your expression<br> 4[(12-2) ²÷4]
lina2011 [118]

Answer:

100

Step-by-step explanation:

Simplify the following:

4 (12 - 2)^2/4

Hint: | Express 4 (12 - 2)^2/4 as a single fraction.

4 (12 - 2)^2/4 = (4 (12 - 2)^2)/4:

(4 (12 - 2)^2)/4

Hint: | Cancel common terms in the numerator and denominator of (4 (12 - 2)^2)/4.

(4 (12 - 2)^2)/4 = 4/4×(12 - 2)^2 = (12 - 2)^2:

(12 - 2)^2

Hint: | Subtract 2 from 12.

| 1 | 2

- | | 2

| 1 | 0:

10^2

Hint: | Evaluate 10^2.

| 1 | 0

× | 1 | 0

| 0 | 0

1 | 0 | 0

1 | 0 | 0:

Answer: 100

8 0
2 years ago
A car is traveling at 65 miles per hours. how many hours will it take to get to a town that is 130 miles away?
TiliK225 [7]
2 hours because 65 miles is = to one hour
130=65x2
130 miles is =to 2 hours
6 0
3 years ago
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