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GrogVix [38]
3 years ago
12

When Zack checked his solution, it didn’t work. What was his mistake?

Mathematics
1 answer:
dangina [55]3 years ago
6 0

Answer: its c In step 3, he should have divided both sides by  StartFraction 6 Over 4 Endfraction.

Step-by-step explanation:

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Evaluate x+x3-4x4 when x=2
klio [65]
Answer: -8

Explanation:

This question is fairly simple. All you have to do is substitute and solve using PEMDAS.

x+x3-4x4

Substitute by replacing the x with 2 since it tells us that x=2.

You would ended up with

2+2(3)-4x4

Now use PEMDAS to solve!

2+6-4x4

2+6-16

8-16

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3 0
3 years ago
3=7-2(3z+2)<br> How to solve
attashe74 [19]

Answer: z = 0 | Equation is not solvable

Step-by-step explanation:

We have 3 = 7 - 2(3z + 2)

When we distribute the 2, we get: -6z - 4 + 7 = 3

Combine like terms: -6z + 3 = 3

Subtract the left hand side 3 from the right hand side 3: -6z = 0

We can not divide by zero thus the equation is not solvable.

3 0
3 years ago
Quiz
Maru [420]
Need help to but can you mark Brainily
7 0
3 years ago
10 times as many as _ hundreds is 60 hundreds or _ thousands
Lady_Fox [76]

60 hundreds means 6000 = 6 thousands;

So, 10 · x = 6000;

x = 600;

600 means 6 hundreds;

Finally, 10 times as many as 6 hundreds is 60 hundreds or 6 thousands.

6 0
3 years ago
Is the commutative property used in 2g-5+g=31
Soloha48 [4]

Answer:

yes

Step-by-step explanation:

2g-5+g=31 commutative is used

7 0
3 years ago
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