Anonym Anonym
  • 01-04-2015
  • Mathematics
Answered

Paula solved the equation 7+x=10 so x= 10 and got 17, but she is not certain if she got the correct answer. How could you explain Paula's mistake to her? please help guys I got a D in math

Answer :

cclemeno cclemeno
  • 01-04-2015
7+x 7+x=10 x=3 explaination you must SUBTRACT 7 from both sides of the equation 7`-7 +x=10-7 x=3
Answer Link
mdoodles
mdoodles mdoodles
  • 01-04-2015

Paula should have solved for x. So 7+x=10 would be

                                                       -7      -7

X=3 to check7+3=10

10=10

Answer Link

Other Questions

what does LWLW represent
Which best describes a likely result for the excretory system if the kidneys are weakened A Blood would not be filtered correctly and blood and waste would be e
How does Oliver violate the rules of the workhouse
What is the slope of the line passing through the points 2 5 and 0 4
Help how do I draw a cubism fruit bowl needed help ASAP
why does warm air raise and cold air sink
Bonita evaluated 56 1 23 and got an answer of 73 How can you tell that her answer is wrong A The answer must be less than 56 B The answer cannot be an improper
What is the Out of Africa theory
Which of the following statements BEST explains a turning point in the war according to Road to Valley Forge When morale was at its lowest American troops won b
How do you find the volume of a cylinder Step by step by step