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anzhelika [568]
3 years ago
13

Please help me! Im really confused on how to solve problems like this

Mathematics
2 answers:
slega [8]3 years ago
7 0
A = -bc
÷-c ÷-c
b = a ÷ -c
nadya68 [22]3 years ago
7 0
To solve this problem, we must isolate b from the rest of the problem.

a= -bc

Firstly, divide -bc by c

a/c=-bc/c

The c on -bc cancels out

a/c=-b

Transfer the negative to he other side of the equation

b= -a/c

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In the figure, quadrilateral ABCD≅≅ quadrilateral LMNO. Find m. Only type the numerical amount.
Talja [164]
Using our congruence statement ABCD \cong LMNO, we know that corresponding angles match, so that means that \angle M \cong \angle B.  We know that m \angle B=131, so that means that m \angle M=131.  This gives us the equation 
<em /><em /><em>m</em> + 45 = 131
Subtract 45 from both sides to cancel it and we have 
<em>m</em> = 86.
7 0
3 years ago
I NEED HELP ASAP jjjuyyy​
MissTica
Yeah it’s defiantly then first but maybe
3 0
3 years ago
Find (4/5+3/6-5/12) ÷ 2/3​
slavikrds [6]

Answer:

1/2 + 2/3 + 5/4 = 29/ 12 = 2 5/  12  ≅ 2.4166667

Step-by-step explanation:

Add: 1/ 2  + 2/ 3  = 1 · 3/ 2 · 3  + 2 · 2/ 3 · 2  = 3/ 6  + 4/ 6  = 3 + 4/ 6  = 7/ 6

For adding, subtracting, and comparing fractions, it is suitable to adjust both fractions to a common (equal, identical) denominator. The common denominator you can calculate as the least common multiple of both denominators - LCM(2, 3) = 6. In practice, it is enough to find the common denominator (not necessarily the lowest) by multiplying the denominators: 2 × 3 = 6. In the next intermediate step, the fraction result cannot be further simplified by canceling.

In words - one half plus two thirds = seven sixths.

Add: the result of step No. 1 + 5/ 4  = 7/ 6  + 5/ 4  = 7 · 2/ 6 · 2  + 5 · 3/ 4 · 3  = 14/ 12  + 15/ 12  = 14 + 15/ 12 = 29/ 12

For adding, subtracting, and comparing fractions, it is suitable to adjust both fractions to a common (equal, identical) denominator. The common denominator you can calculate as the least common multiple of both denominators - LCM(6, 4) = 12. In practice, it is enough to find the common denominator (not necessarily the lowest) by multiplying the denominators: 6 × 4 = 24. In the next intermediate step, the fraction result cannot be further simplified by canceling.

In words - seven sixths plus five quarters = twenty-nine twelfths.

<em>hope it helps...</em>

<em>correct me if I'm wrong...</em>

7 0
3 years ago
Pencils cost $0.30 each and pads of paper cost $1.25 each. You have $3.30 to spend and you need 6 pencils. How many pads of pape
natta225 [31]

Answer:

6 x 0,30 = $1,80

$3,30 - $1,80 = $1,50

$1,50 - $1,25 = $0,25 (not enough money)

you can buy 1 pad of paper

<em>hope it helps.</em>

Also, I think that Brainly is an awesome app, but there's an app which is doing great work for me in maths, named Gauthmath. I will suggest it. Video concepts and answers from real tutors.

3 0
3 years ago
Rectangles ABCD and QRST are similar.
Lelu [443]

Answer:

A=.666666(repeated) because 28/42=.666666 and 14/21=.66666

B= 6 by 3 because 42x1/7=6 and 21x1/7=3

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
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