PLS HELPP Help Solve for x X =
1 answer:
Answer:
x = 9
Step-by-step explanation:
The big triangle is similar to smaller one so we can use the side lengths' proportion to find x:
7/4 = (x-3)+8/8
7/4 = (x+5)/8 cross multiply expressions
56 = 4x + 20 subtract 20 from both sides
36 = 4x divide both sides by 4
9 = x
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Answer:
Step-by-step explanation:
7x (13x^2 - 8) = 91x^3 - 56x
13 quarters = 3.25 and 3 dimes =.30 which = 3.55
