X upon 3 + 1 equal to 7 upon 15
Answers
Answered by
5
x/3+1=7/15
x+3/3=7/15
x+3/3-7/15=0
5x+15-7/15=0
5x+9/15=0
5x+9=0
x=-9/5
x+3/3=7/15
x+3/3-7/15=0
5x+15-7/15=0
5x+9/15=0
5x+9=0
x=-9/5
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Answered by
15
Answer:
-8/5
Step-by-step explanation:
X/3+1 = 7/15
X/3 = 7/15 - 1
X/3 = 7/15 - 15/15
X/3 = -8/15
by cross multiplying,
15X = -24
X = -24/15
X = -8/5
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