\( \begin{array}{lll}\text { 30. }-354+(-293) ; & \text { б) }-293+(-354) ; & \text { в) } 784+951 ; \\ \text { г) }-728+(-256) ; & \text { д) } 487+954: & \text { е) }(-259)+(-728)\end{array} \)

Calculate the value by following steps: - step0: Calculate: \(-354+\left(-293\right)\) - step1: Remove the parentheses: \(-354-293\) - step2: Subtract the numbers: \(-647\) Calculate or simplify the expression \( (-259)+(-728) \). Calculate the value by following steps: - step0: Calculate: \(\left(-259\right)+\left(-728\right)\) - step1: Remove the parentheses: \(-259-728\) - step2: Subtract the numbers: \(-987\) Calculate or simplify the expression \( 784+951 \). Calculate the value by following steps: - step0: Calculate: \(784+951\) - step1: Add the numbers: \(1735\) Calculate or simplify the expression \( 487+954 \). Calculate the value by following steps: - step0: Calculate: \(487+954\) - step1: Add the numbers: \(1441\) Calculate or simplify the expression \( -728+(-256) \). Calculate the value by following steps: - step0: Calculate: \(-728+\left(-256\right)\) - step1: Remove the parentheses: \(-728-256\) - step2: Subtract the numbers: \(-984\) Calculate or simplify the expression \( -293+(-354) \). Calculate the value by following steps: - step0: Calculate: \(-293+\left(-354\right)\) - step1: Remove the parentheses: \(-293-354\) - step2: Subtract the numbers: \(-647\) Вот результаты вычислений для каждого из выражений: 1. \( -354 + (-293) = -647 \) 2. \( -293 + (-354) = -647 \) 3. \( 784 + 951 = 1735 \) 4. \( -728 + (-256) = -984 \) 5. \( 487 + 954 = 1441 \) 6. \( (-259) + (-728) = -987 \) Если у вас есть дополнительные вопросы или нужно что-то еще, дайте знать!