jbrooks4091
12.08.2020 •
Mathematics
-5(-x - 1) + 4x – 1= 49
solve for x
Solved
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Ответ:
x=5
Step-by-step explanation:
-5(-x - 1) + 4x – 1= 49
Distribute
5x +5 +4x -1 = 49
Combine like terms
9x +4 = 49
Subtract 4 from each side
9x+4-4 = 49-4
9x = 45
Divide by 9
9x/9 =45/9
x = 5
Ответ:
Step-by-step explanation:
Expand brackets.
Combine like terms.
Subtract 4 from both sides.
Divide both sides by 9.
Ответ:
2x-7=23-3x
or, 2x+3x=23+7
or, 5x = 30
or, x = 30/5
or, x = 6
The answer is 6