Roxy used a calculator to evaluate (18+ 2) × (49 - 34) - 63 +9 by entering c 18+ 2 * 15 - 7 into a calculator. which
statement is true?
the calculator will show the correct value because 2 should be multiplied by 15 first.
the calculator will show the correct value because 7 should be subtracted from 18 first.
the calculator will show an incorrect value. she should have added 18 and 2 and then entered c 20 * 15 - 7 into the
calculator
the calculator will show an incorrect value. she should have subtracted 7 from 15 and then entered c 18 + 2 * 8 into
the calculator