exam
Maths Puzzle
Numerical Ability
please help me graph this equation This is what I got 10y=15x=20 10y-10y 20-10y now I got lost please correct and graph for me if you can.Thank you!
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exam Other Question
solve the inequality 7<4x+3<=21, and express the solution as an interval.
i get x= 1, 4.5
7<4x+3<=21
-3 from middle equation
making it 4<4x<=18
factor out the 4
1<x<4.5
Show your steps in simplifying the radical expression. Make sure to follow the pattern shown in the examples 3 cubed of square root of 45