Question

2.
The solution of an
equation 3x+7 25 is
• a) x=6
• b) x=4
• c) x=5
• d) x=3​

Answer 1

Answer:

• a) x=6

Step-by-step explanation:

3x+7=25 (move +7 to right side it become -7)

3x=25-7

3x=18(move 3 to right side multiplication becomes division)

x=18/3

• x=6

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Answer 2

Answer:

a) x=6

Step-by-step explanation:

by putting x=6 in the equation

we get,

3(x=6)+7= 3(6)+7= 18 + 7= 25

lhs= rhs

hence answer is x=6