Simplify: -3(m – 2) – 7m A. -10m + 6 B. -4m + 6 C. 4m – 6 D. 10m + 6
2 answers:
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Simplify the left hand side by multiplying the terms in the parenthesis by 3/4, i.e. divide them by 4 and multiply them by 3:
Subtract 6x from both sides:
Subtract 2 to both sides:
Here is your answer
B. (12,30)
REASON:
Given,
.......(i)
.......(ii)
Putting the value of y from eq.i in eq.ii we get
Putting x=12 in eq.i we get
So,
Hence answer is (12,30) in which x=12 and y=30
HOPE IT IS USEFUL
