Still have math questions?

Ask our expert tutors
Algebra
Question

 

Teddy wants to know the value of \(x\) in \(49 + x = 56\) . He knows the difference of \(56\) and \(49\) is \(7\) . How can he find the value of \(x\) ? Explain. 

Teresa wants to find the difference of \(136\) and \(117\) . She knows the sum of \(117\) and \(19\) is \(136\) . How can she find the difference? Explain. 

 

Teddy wants to know the value of \(x\) in \(49 + ...

Answer

10. 49+x=56

subtract 49 from both side

49+x-49=56-49

x=56-49

x=7

11. 117+19=136

Subtract 117 from both side,

117+19-117=136-117

19=136-117

Solution
View full explanation on CameraMath App.