हल करना 21/7 + 16 - 5 * 3 alify the followin | 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

$$21 \div 7 + 16 - 5 \times 3$$