life orientation
provide recommendations on how to address substance abuse
Math
19. A family takes a car trip. They travel for an hour at 80 km/h and then for 2 hours at 40 km/h. Find the average speed. (Hint, Remember to consider the total distance and the total amount of time.)
calculus
Suppose that x=x(t) and y=y(t) are both functions of t. If x^2+y^2=26 and dx/dt=−2 when x=1 and y=5, what is dy/dt? help??????
Math
x+(x+2)+(x+4)=39 because the first side is x, the next side has to be 2 more than x, and the third 4 more than x 3x+6=39 take it from here
Math
x is measure of one angle 2x-21 is measure of other x+2x-21=90 3x-21=90 3x=111 you go from here
Math
There might be an easier way but here how I did it. 4x(.05)+.10x=2.40 .2x+.10x=2.40 .3x=2.40 divide both sides by .3 x=8 so ther are 8 dimes and 32 nickels
math
show 7 two different ways
Mathvo -
i think it means xi less then or equal to -2
Mathv
4. Graph the inequality: x ≤ –2 (1 point)
Division of Fractions
18 divided over 3/5 =18 x 5/3
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