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Mathematics 21 Online
OpenStudy (anonymous):

What value of c makes the equation true? c – 23.7 = 8.5 A. 31.2 B. 14.2 C. 32.2 D. 15.2 PLZ HELP!

Nnesha (nnesha):

replace c by each answer choices and then solve left side if both sides r equal then that C value makes true statement

OpenStudy (anonymous):

ok THANKS!

OpenStudy (anonymous):

yea its c

OpenStudy (anonymous):

@Preetha

Nnesha (nnesha):

or you can solve e quation C - 23.7 = 8.5 for C do you know how to solve this ?

OpenStudy (anonymous):

Yea i got it now i just got confused the answer is C

Nnesha (nnesha):

so how did you get C ??

OpenStudy (anonymous):

i just tried all the options till i got the answer

Nnesha (nnesha):

try d let me know what you get at left side :-)

OpenStudy (anonymous):

what do you mean?

OpenStudy (anonymous):

oh i get it lol! you are right with c i got 8.6 thanks!

Nnesha (nnesha):

so 8.6= 8.5 ? bot sides are equal ?

OpenStudy (anonymous):

no

Nnesha (nnesha):

*facepalm*

OpenStudy (anonymous):

so the answer is D

Nnesha (nnesha):

|dw:1431221153683:dw| 23.7 is negative at left side do cancel out do opposite of subtraction

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