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Nataliya [291]
4 years ago
12

What is the value of the expression below? (Four-fifths + three-fifths) + 3.5 times 5

Mathematics
2 answers:
never [62]4 years ago
7 0

Answer:

18 and 9/10

Step-by-step explanation:

if you add 4/5+3/5=7/5 or 1.4.       3.5*5=17.5, then you add them together to get 18.9 or in the fraction version= 18 and 9/10

kow [346]4 years ago
4 0

Answer:

21

Step-by-step explanation:

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Nothing sorry.......
Varvara68 [4.7K]

Answer:

ok

Step-by-step explanation:

well thats good

6 0
3 years ago
Solve each equation. Check your solutions.<br> 5 - 3|2 + 2w|= -7
Trava [24]
5-3(2+2w)=-7
5-6-6w=-7
-6w=-7-5+6
-6w=-6
w=1
8 0
4 years ago
Read 2 more answers
The equation cosx+sinx= √3+1/2 is an identity. true or false
Mama L [17]

False - Correct on apex!!!

6 0
4 years ago
Read 2 more answers
What is an algebraic expression for each phrase? A. The product of 9 and a number t. B. The difference of a number x and 1/2 c.
Andre45 [30]

Answer:a) 9 x t

b) x - 1/2c

c) m + 7.1

Step-by-step explanation:

STEP 1

Giving the algebraic expression  becomes

A- The product of 9 and a number t. =       9 X t

B. The difference of a number x and 1/2 c=     x  -  1/2 c

C.   The sum of a number m and 7.1  =      m + 7.1

Step 2

The answers are

a) 9 x t

b) x - 1/2c

c) m + 7.1

3 0
3 years ago
Micheal was asked to give examples of the identity property of addition and identity multiplication. Below are his answers.
xxMikexx [17]

Answer:

identity property of addition-

a+0=a

identity property of multiplication-

a*1=a

Step-by-step explanation:

i cant give u an exact answer as u didnt give Micheals answers so i just gave some examples about what addition and multiplication identity property should look like. Identity property's concept is to keep the same identity. Basically, "a" shouldnt change. In addition, to keep a the same all u hv to do is add 0 as anything plus 0 is the same. for multiplication, just multiply by 1. Hope this helps!!

5 0
3 years ago
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