Answer:
x = 13
Step-by-step explanation:
Since the triangles are similar then the ratios of corresponding sides are equal, that is
=
, substitute values
=
( cross- multiply )
78(11x - 13) = 10140 ( divide both sides by 78 )
11x - 13 = 130 ( add 13 to both sides )
11x = 143 ( divide both sides by 11 )
x = 13
Answer: The sales tax rate is 3%.
Step-by-step explanation: $12.90 is 3% of $430.
The correct answer is (c) x equals pi times k for all k ∈ ℤ
5/12
Explanation: 1/2 minus 1/12 then make them both 12’s for the denominator so it would be 6/12-1/12=5/12
Answer:
hi
Step-by-step explanation:
no