Problema Solution
the sum of two numbers is 70. the larger number is 4 more than twice the smaller number. what is the smaller number?
Answer provided by our tutors
Equations:
x + y = 70
x = 2y+4
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Substitute for "x" and solve for "y":
2y+4 + y = 70
3y = 66
y = 22
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Solve for "x":
x = 2y+4
x = 2*22+4
x = 48