It will take 7 weeks and both will have $610
30x7=210+400=610
55x7=385+225=610
Sally will be 12 in 4 years, because bob is 28 and sally is 8; then in two years bob will be 30, while sally is 10 making bob 3 times her age!
Answer:
No, they are opposite as squared is multiplication. Please give brainliest!
You're on the right track. After you get both equations you need to cancel one of the variables. In this situation, it doesn't matter which variable you cancel out.
8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104