Answer:
192 = (x^2 + 8x)/2
Step-by-step explanation:
we know the base is x and the height is x+8.
Area of the triangle is 1/2 bh.
we know h and x
if we take area to be 192, we can write the area to be;
1/2 x(x+8) =A

Answer:
23
Step-by-step explanation:
-4x+7
-4(-4)+7=16+7=23
Answer:
If returning the card to deck after 1st draw, the answer is 7/52 * 4/52
If not returning the card to deck after 1st draw, t he answer is 7/52 * 4/51
3(y+1)+2y=8
3y + 3 +2y = 8
5y +3 = 8
-3 -3
5y = 5
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5 5
y=1
Answer:
1/10
Step-by-step explanation: