Isolate the variable by dividing each side by factors that don’t contain the variable.
X = -2
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Answer:
The answer to your question is: x = 7; y = 6
Step-by-step explanation:
2x+y=20 ( 1 ) Multiply by 5
6x−5y=12 ( 2 )
5 (2x+y=20) = 10x + 5y = 100
10x + 5y = 100
6x − 5y = 12 Eliminate y
16 x = 112
x = 112 / 16
x = 7
2(7) + y = 20 Substitution
14 + y = 20
y = 20 - 14
y = 6
Answer:
Option 4 is your answer.
Step-by-step explanation:
Answer:
1 3/10
Step-by-step explanation:
5 1/5 ÷ 4= 1 3/10
-1 & 4. -1 x 4 = -4 and -1 + 4= 3
