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stich3 [128]
3 years ago
14

Evaluate z+z+z for x =2,y=-3,z=4​

Mathematics
1 answer:
Crazy boy [7]3 years ago
7 0

Answer:

12

Step-by-step explanation:

4+4+4=12

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ludmilkaskok [199]

Answer:

A shirt cost £5 while the hat cost £2.

Step-by-step explanation:

What I did was guess and check until i found the amount of each item. You can also use a table to this.

6 0
3 years ago
What is the value of x? <br> (x + 40)° (3x)°<br><br> A. 20<br> B.35 <br> C. 60<br> D. 70
Olenka [21]
Hello!

We are given the equation below.

x+40=3x

We want to get all of the variables on side. First of all let's subtract 40 from both sides.

x=3x-40

Now we rearrange our equation so the commutative property will work.

x=3x+(-40)
x=-40+3x

Now we subtract 3x from both sides.

-2x=-40

We divide both sides by -2.

x=20

Our answer is A) 20.

I hope this helps!
4 0
3 years ago
Read 2 more answers
Could somebody help me with this please
alekssr [168]

Answer:

x = 19°

Step-by-step explanation:

.........................

Forgive me if wrong

7 0
3 years ago
Read 2 more answers
Jane thinks of two numbers. The Highest common factor is 3 and the lowest common multiple is 45.Write down two numbers that Jane
Nutka1998 [239]

Answer:

The number Jane is thinking of is 42.

Step-by-step explanation:

45-3

=42

Vous êtes les bienvenus...

3 0
3 years ago
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Solve the system of equations 5x – 2y = 19 and -x + y = 1 by combining the<br> equations.
Zarrin [17]

Answer:

Step-by-step explanation:

5x - 2y = 19

-5x + 5y = 5

3y = 24

y = 8

-x + 8 = 1

-x = -7

x = 7

(7, 9)

3 0
3 years ago
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