carlalopezelox2244
11.09.2019 •
Mathematics
Now consider just the second sentence of the multistep word problem. sentence 2: if four times the brother's age is subtracted from three times the sister's age, the difference is 40. give an equation that represents this statement using b as the age of the brother and s as the age of the sister. express your answer in terms of s and b.
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Ответ:
4b - 3s = 40
4b = 40 + 3s
b = 40 - 3s/4
4b - 3s = 40
4b - 40 =3s
4b - 40 /3 = s
Ответ:
-0.1 ; -0.2 ; -0.5 ; -0.3 ; -0.4
Step-by-step explanation: