Mathematics, 03.07.2019 16:00 ehsaangaminglegend

1. which operations should be performed immediately after evaluating parentheses using order of operations? a. addition and subtraction in order from left to rightb. multiplication and division in order from left to rightc. parenthesesd. exponents2. which operation should be performed immediately after multiplication and division using order of operations? a. addition and subtraction in order from left to rightb. multiplication and division in order from left to rightc. parenthesesd. exponents3. the simplification of 7 + 7 x 7 - 7 ÷ 7a. 55b. 13c. 56d. 974. the simplification of 2(4² - 3) - 7a. -5b. 19c. 51d. 12

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