Mathematics, 21.11.2019 18:31 solobiancaa

Margie babysits for two families. mr. and mrs. smith pay her $6.50 an hour to babysit their son, shea. mr. and mrs. jones pay margie $8 an hour to babysit their children, sarah, susan, and dawn.

a use the variable x for the number of hours margie babysits for the smith family. write an expression to represent the amount she earns babysitting for this family.

b how much would margie earn babysitting for the smith family for 7 hours?

c when babysitting for the smith family, how long would it take margie to earn $78?

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Margie babysits for two families. mr. and mrs. smith pay her $6.50 an hour to babysit their son, she...