What is 4.5(-20)+18=
2 answers:
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Answer:
x = 3, y = 3
(3, 3)
Explanation:
Given the below equations;
Let's go ahead and solve this simultaneously using the substitution method. To do this, we have to substitute the x = y into the 1st equation and find y;
Since y = 3 and from the 2nd equation we have that x = y, so x is also equal to 3.