हल करना 10(10 + (- 30)) + 15(5 + 30) - 8(- 7) | 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

$$10(10+(-30))+15(5+30)-8\times(-7)$$