Answer:
n=4
Step-by-step explanation:
(7+1)+n=(4+7)+1
7+1+n=4+7+1 (subtract 7 from both sides)
1+n=4+1
1+n=5
n=5-1 (Subtract 1 from both sides)
n=4
<span>√41≈6.40312423
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</span>
Answer:
x = 30
Step-by-step explanation:
3x - 57 + 4x + x - 3 = 180 [angle sum of triangle]
x = 30
<em>Honestly, for me, it just provides bragging rights. Also, I guess it makes you feel better about getting your rank higher. </em>(~ ̄▽ ̄)~
<em>____________________________________________________________</em>
正直なところ、私にとって、それは自慢する権利を提供するだけです。また、ランクを上げることで気分が良くなると思います。(~ ̄▽ ̄)~