book
Maths Puzzle
Numerical Ability
write each set in interval notation and graph it?
1. .3X+2.1(X-4)_<_-6.6
2. -5X+1_>_11 or 3X+5>26
hint: _>_ or _<_ is greater than or equal to or less than or equal. I
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book Other Question
for what values of x will (x,y) be a solution of the system of the following equations
x2+y2 = 25 both intergers are squared
x+y=1
simplify; present your answer in fractional form; reduce to lowest terms, but do not change improper fractions to mixed numbers; all fractional coefficients must be within parenthe