What are the solutions to the equation |2x 3| + 4 = 17?
what is between the 2x and the 3
a minus or plus
The absolute value = what's within the brackets of the equation. But I'm sort of confused?
Minus
There will be two solutions to this problem.
2x - 3 + 4 = 17 Subtract 4 to both sides: 2x - 3 = 13 Add 3 to both sides: 2x = 16 Divide 2 to both sides: x = 8 This is your first solution.
2x-3+4=17?
First you need to get the absolute value by itself so l 2x + 3l = 13 then you add the value of 3 so 2x+3=13= 2x=10 x=5 But since it is a absolute value you must subtract the 3 as well so 2x-3=13 2x=16 x=8
2x + 3 + 4 = 17 Subtract 4 to both sides: 2x + 3 = 13 Subtract 3 to both sides: 2x = 10 Divide 2 to both sides: x = 5 This is your 2nd solution.
Your equations were: 2x + 3 + 4 = 17 and 2x - 3 + 4 = 17 You just change the sign inside of the absolute value, and solve both equations for x.
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