If = 34x-2 and = x + 6, then find the value of: –

प्रश्न

If = `3/4x - 2` and = x + 6, then find the value of:

–

योग

उत्तर

Given, = `3/4x - 2` and = x + 6

– = `3/4 xx 10 - 2 - 4 - 6`

= `30/4 - 12/1` ...[∵ LCM of 4 and 1 is 4]

= `(30 - 48)/4`

= `(-18)/4`

= `(-9)/2`

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Q 90. (i)Q 89. (ii)Q 90 (ii)

अध्याय 10: Algebraic Expressions - Exercise [पृष्ठ ३२७]

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एनसीईआरटी एक्झांप्लर Mathematics Exemplar Class 7

अध्याय 10 Algebraic Expressions
Exercise | Q 90. (i) | पृष्ठ ३२७

संबंधित प्रश्न

Use the given algebraic expression to complete the table of number patterns.

S. No	Expression	Terms
S. No	Expression	1^st	2^nd	3^rd	4^th	5^th	...	10^th	...	100^th	...
1	2n - 1	1	3	5	7	9	-	19	-	-	-
2	3n + 2	5	8	11	14	-	-	-	-	-	-
3	4n + 1	5	9	13	17	-	-	-	-	-	-
4	7n + 20	27	34	41	48	-	-	-	-	-	-
5	n2 + 1	2	5	10	17	-	-	-	-	10001	-

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