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maxonik [38]
3 years ago
12

Without parentheses, the expression 8 plus 30 divided by 2 plus 4 equals 27. Rewrite this expression with parentheses so that it

equals 13; then 23
Mathematics
1 answer:
Likurg_2 [28]3 years ago
7 0
For 13: 8 + 30/(2+4). Bidmas means the 30 divided by 6 will occur before the 8 is added. So it is done as 8 plus 30 divided by 6, which is 8 plus 5, giving 13.

For 23: (8+30) /2 +4. Againm bidmas means the /2 will occur before the +4 so what happens is 38 divided by 2 to give 29, then add 4 to get 23.
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7.29 . 7.57= can y'all help me?
Sveta_85 [38]

Answer:Answer:8900274878944444442790579275839469827389,0000008888887984578145

Step-by-step explanation: If you divide and multiply stuff you get 859889568954 then you multiply 265564882398758455 by 2336935 and get 827598273948798277869000758672837409722894772983466023408927398578423364590985237777777779

Step-by-step explanation:

7 0
3 years ago
Find the value of x in the parallelogram below.
vazorg [7]

Answer:

x=106 degrees

Step-by-step explanation:

The two opposite angles in a parallelogram are always the same and we know 360 degrees in a parallelogram.

x+x+74+74=360.

2x+148=360

2x=212

x=106 degrees

4 0
3 years ago
Create a quadratic equation that has complex solutions
svetoff [14.1K]

Answer:

x^2 + x + 2 = 0.

Step-by-step explanation:

The discriminant b^2 - 4ac is < 0 for complex roots.

So we can choose appropriate values for a, b and c.

Let b = 1,  a = 1 and  c = 2 so b^2 - 4ac = 1 - 4*1*2 = -7.

So our equation is:

x^2 + x + 2 = 0.


4 0
3 years ago
What is the GCF of 40 and 48
Maru [420]
The gcf is the greatest common factor. The smallest number that can be divided by both 40 and 48. 
3 0
3 years ago
Read 2 more answers
The solutions to the equation 2x + x-1 = 2are X= -3/2 or x=<br> PLEASE HELP FAST
Savatey [412]

Answer:

1

Step-by-step explanation:

2x^2 + x -1 = 2

2x^2 + x-1-2 = 0

2x^2 + x -3 = 0

2x^2 -2x + 3x-3 = 0

2x(x-1) + 3(x-1) = 0

(2x + 3)(x-1) = 0

2x + 3 = 0

or x-1 = 0

x = -3/2 or 1

8 0
3 years ago
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