solve this question plz help me Class 7th
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solve this question plz help me Class 7th
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Step-by-step explanation:
1. 21b-32+7b
=28b-32 or 4(7b-8)
2. 3x+11+7x-5
=10x+6 or 2(5x+3)
Answer:
(1) b=4
Step-by-step explanation:
21b-32+7b-20b
21b-32-13b
8b-32
8b=32
so, b=32/8
b=4
(2) x=-3/5
3x+11+7x-5
10x+6
10x= -6
x= -6/10
x= -3/5