If five is subtracted from three times a certain number, the result is 10. What is the number

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`x`²	`x`^□	log_□	√☐	^□√☐	≤	≥	□□	·	÷	`x`^◦	π
(☐)^′	`ddx`	∂∂`x`	∫	∫_□^□	lim	∑	∞	`θ`	(`f` ◦ `g`)	`f`(`x`)

☐²

x^☐

√☐

^□√☐

□□

log_□

θ

∞

∫

ddx

≥	≤	·	÷	`x`^◦	(☐)	\|☐\|	(`f` ◦ `g`)	`f`(`x`)	ln	`e`^☐
(☐)^′	∂∂`x`	∫_□^□	lim	∑	sin	cos	tan	cot	csc	sec

simplify solve for expand factor rationalize

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cos(x)−sin(x)=0

Solution

x=π4 +πn

Degrees

x=45^◦+180^◦n

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Solution steps

One step at a time

cos(x)−sin(x)=0

Rewrite using trig identities

1−tan(x)=0

انقل 1 إلى الجانب الأيمن

−tan(x)=−1

−1 اقسم الطرفين على

tan(x)=1

tan(x)=1 :حلول عامّة لـ

x=π4 +πn

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−▭▭	<	7	8	9	÷	`AC`
+▭▭	>	4	5	6	×	☐☐☐
×▭▭	(	1	2	3	−	`x`
▭ \|▭	)	.	0	=	+	`y`

If five is subtracted from three times a certain number, the result is 10. What is the number

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