Lets write an equation describing the interest rate y:
y = 125(25%)x
where x is the number of years, lets simplify that equation
y = (125)(25/100)x
y = 31.25x
now lets substitute the maximum amount that we want to pay and solve for x, the number of years:
62.50 = <span>31.25x
x = </span>62.50/<span>31.25
x = 2
therefore, the loan needs to be paid in 2 years in order to pay $62.50 of interest</span>
I think he weighs 461.7 but I would check that
50+0.05x-25=20+0.06x-12
Solve algebraically <span />
(2+2):2x4:16-10x2:2x3=x
4:2x4+16-10x1x3=x
8+16-30=x
-6=x
x=-6
This signing : signifícate division
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