Solve the system by substitution. x = - 4y - 5 2x + 10y = 8
1 answer:
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Answer:
is equivalent to
and
is equivalent to
and
.
The expressions which are equivalent to neither:
and
Step-by-step explanation:
Given the expressions:
1)
2)
To find:
The expressions equivalent to the given expressions.
or the expressions which are not equivalent to any of the given expressions.
Solution:
First of all, let us solve the brackets from the given expressions.
can be written as
(because when we multiply a negative sign with negative, it becomes positive.)
Similarly can be written as
(because when we multiply a positive sign with negative, it becomes negative.)
Therefore, the answer is:
is equivalent to
and
is equivalent to
and
.
The expressions which are equivalent to neither:
and
Answer:
Options A and C are correct answers
Step-by-step explanation:
A) are complementary.
C) form a linear pair.
Hope it helps you in your learning process.