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Answer:
x = 13/3
Step-by-step explanation:
12(x - 1) = 40
Distribute
12x -12 = 40
Add 12 to each side
12x -12+12 =40+12
12x = 52
Divid each side by 12
12x/12 =52/12
x = 13/3
Click the last one. The solution of a number divided by eight is negative four is not true, as they put the wrong numbers in the wrong order, giving it a different number.
AB is 10 units long, so a ratio of 2:3 translates to 4:6 in units.
4 units ahead of A is 4+4 = 8
The answer is (8, 1)