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loris [4]
3 years ago
15

Solve the expression x + 3 = 7

Mathematics
1 answer:
Daniel [21]3 years ago
6 0

Answer:

x=4

Step-by-step explanation:

think of the equation like this: you have to do the inverse(opposite) operations so for adding you would subtract it. So for the adding 3 you would subtract it from both sides of the equation and get X=4

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aleksandr82 [10.1K]

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2.5% * 45

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Identify the terms and like terms in the expression. x² - 3x + 4 + 2x² - x - 12. Thank you to anyone who helps, I appreciate it
marta [7]

Given:

The expression is:

x^2-3x+4+2x^2-x-12

To find:

The terms and like terms in the expression.

Solution:

Terms: Variables, constants and product of variable and constants are known as terms which are separated by addition sign "+".

Like terms: The terms which contain same variables with same power are known as like terms.

The given expression is:

x^2-3x+4+2x^2-x-12

It can be rewritten as:

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Terms are x^2,-3x,4,2x^2,-x,-12.

Like terms are x^2,2x^2 and -3x,-x and 4,-12.

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