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If x-y=2 and y=-2/3, find x

2 Answers

0 votes

Answer:

1 and 1/3

Explanation:

User Guga
by
6.5k points
6 votes

Answer:

Explanation:

x - y = 2√3 given

-y = -x + 2√3 subtract x from both sides

y = x - 2√3 multiply both sides by -1

xy = 1 given

x(x - 2√3) = 1 substitution

x2 - 2x√3 = 1 distribute

x2 - 2x√3 - 1 = 0 subtract 1 from both sides

Can you solve for x then y?

User Diego Haz
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