7 is ten times the value of ? 1. 0.007 2. 70 3. 0.07 4. 0.7
2 answers:
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Option B: is the value of y
Explanation:
It is given that "Two times x is 8 more than y". Writing it as expression, we have,
It is also given that "The sum of x and two times y is 14". Writing it as expression, we have,
To find the value of y, let us solve the two equations using substitution method.
From the equation , let us find the value of x.
Now, substituting in the equation
, we get,
Thus, the value of y is