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Mathematics 21 Online
OpenStudy (anonymous):

Which expression is equal to 54? 4+5(3+7) (4+7) +11 5(4+10) 5(12-6)

OpenStudy (anonymous):

The first one

OpenStudy (anonymous):

how?

OpenStudy (anonymous):

well if you solve each one you something else beside 54. 4+5(3+7) 4+15+35 4+50 54

OpenStudy (anonymous):

4+5(3+7) 4+5(10) 4+50 54 (4+7)+11 (11)+11 22 5(4+10) 5(14) 70 5(12-6) 5(6) 30

OpenStudy (anonymous):

Parentheses first, or do what sur4life did, distributive property. -- 4+(5*3)+(5*7)

OpenStudy (anonymous):

oh.........

OpenStudy (anonymous):

in the last choice you did, the middle was multiplied?

OpenStudy (anonymous):

yep, 5 times 6

OpenStudy (anonymous):

no wonder

OpenStudy (anonymous):

thanks alot

OpenStudy (anonymous):

no problem

OpenStudy (anonymous):

The parenthesis are multiplication, use order of operations pedmas parentheses, exponents, division, multiplication, addition, subtraction

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