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What is x + 4z - 5 – 3x, when x = 2 and z= 3x?
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3 votes
What is x + 4z - 5 – 3x, when x = 2 and z= 3x?

User Oxer
by
5.6k points

1 Answer

3 votes

Answer:

15

Explanation:

Since we know x = 2 and z = 3x, let's find z by substituting the value for x into z:

z = 3(2) = 6

Now that we have the values of both x and z, we can substitute them into the expression and simplify:

x + 4z - 5 - 3x

= 2 + 4(6) - 5 - 3(2)

= 2 + 24 - 5 - 6

= 15

User Benjamin Solum
by
5.6k points
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