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Gekata [30.6K]
3 years ago
15

What is -7 as a decimal If u don’t know the answer don’t answer

Mathematics
1 answer:
Rainbow [258]3 years ago
8 0

Answer:

-7.0

Step-by-step explanation:

Just add a decimal like any other positive number.

If its a fraction, just say -7/1.

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I need help with algebra
rosijanka [135]

Answer:

x = -1 and y = 6

Step-by-step explanation:

using x = -b/2a

x = -4 / 2(2)

x = -1

y = 2(-1)² + 4(-1) + 8

y = 2 - 4 + 8

y = 10 - 4

y = 6

4 0
2 years ago
Factorise completely<br> 12x4yz2−8x3y3z2
Lina20 [59]
Final result :

4x3yz2 • (3x - 2y2)
Reformatting the input :

Changes made to your input should not affect the solution:

(1): "z2" was replaced by "z^2". 4 more similar replacement(s).

Step by step solution :

Step 1 :

Equation at the end of step 1 :

(((12•(x4))•y)•(z2))-((23x3•y3)•z2)
Step 2 :

Equation at the end of step 2 :

(((22•3x4) • y) • z2) - 23x3y3z2
8 0
3 years ago
Is this set of ordered pAirs a function <br> (0,2) (3,3) (8,7) (2,2) (3,9)
diamong [38]

Answer:

No, not a function

Step-by-step explanation:

Functions cannot have two or more same domain and different range. (3,3) and (3,9) have same domain and different range.

5 0
3 years ago
What's (6+5i)(6-5i) using the foil method
I am Lyosha [343]

Answer:

Step-by-step explanation:

Remember:\\(a+b)(a-b)=a^2-b^2\\\\(6+5i)(6-5i)=6^2-(5i)^2=36-(-1)*25=36+25=61\\

8 0
2 years ago
Does anyone know this, I’m like confused, it’s geometry
LenKa [72]

#6 is 210

Step-by-step explanation:

Just rememder that the circles are 360 degrees

5 0
3 years ago
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