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vladimir1956 [14]
3 years ago
13

(a + b - c)(a + b + c) I need help asap

Mathematics
1 answer:
FinnZ [79.3K]3 years ago
6 0
<span><span><span>heres your answer = a2</span>+<span><span>2a</span>b</span></span>+<span>b2</span></span>−<span>c<span>2

Hope this helps :)
</span></span>
You might be interested in
What is m⦟BCD? Enter your answer in the box.
jarptica [38.1K]

Answer: 44 degrees

Step-by-step explanation:

7 0
2 years ago
8/f = 56/105 what is f?
svetlana [45]
8/15 = 56/105

This may be solved using proportion.
a/b = c/d
ad = bc   where cross products are equal.

a = 8
b = f
c  = 56
d = 105

ad = bc
8*105 = f*56
840 = 56f
840/56 = 56f/56
f = 15

56 ÷ 7 = 8
105 ÷ 7 = 15
6 0
4 years ago
Read 2 more answers
Please help me!! (Look at the photo)
maw [93]

Answer:

310in

Step-by-step explanation:

7×10=70

70×2=140(there are two that are the same length)

5×10=50

50×2=100(there are two that are the same length)

5×7=35

35×2=70(there are two that are the same length)

70+100=170

170+140=310

please let me know if it's correct

4 0
3 years ago
Need some help with this please
amm1812

Answer: The answer is that he cleaned one room


Step-by-step explanation:

Because he charged in total 77 dollars and he charged 77 dollars per room, so 77*1=77=c

6 0
3 years ago
I solved this answer already and I got 43, but I don’t know if it’s correct so
faltersainse [42]

Answer:

= 43

Step-by-step explanation:

{7 × 2^{3} - 7} -2 ×3

Solve the brackets first

{7 × 8 - 7}  -2 ×3

{56 - 7}  -2 ×3

49  -2 ×3

49 -6

= 43

you are right

8 0
3 years ago
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