2 answers:
Answer:
6x-2y=26
+
-3*(2x+3y=5)=-6x-9y=-15
-11y=11 y=-1
So
6x-(2*(-1))=26
6x+2=26
6x=26-2=24
X=24:6=4
So x=4 and y=-1
2x+3y=5
2*4+3*(-1)=5
8-3=5 see
Step-by-step explanation:
Answer:
x = 4, y=-1
Step-by-step explanation:
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Answer:
9 and 11
Step-by-step explanation:Let the 2 consecutive odd integers be n and n+2.
n(n + 2) = 99
Solve for n.
n2 + 2n - 99 = 0
(n + 11)(n - 9) = 0 ⇒
Two solutions:
n = -11
n + 2 = -9
and
n = 9
n + 2 = 11
Test the answers.
Answer:
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
