हल करना 42/2 + 45 - 22 이금 c) 7 9 *; 725-[20*\ 10+7+(7* overline 5-3 )\ ] 12 55 1 | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$42 \div 2 + 45 - 22$$