Twice means times 2.
1) 2(ab) gives twice the product of a and b.
2) (2a)b gives the product of twice a and b.
Answer:
x = 9
Step-by-step explanation:
Assuming the rectangles are similar
13 x
------ = ---------
130 90
Using cross products
13*90 = 130*x
Divide each side by 130
13*90/130 = x
x = 9
Answer:8(10+2)
8(10+2)
8×10=80
8×2=16
I hope this is good enough:
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