In which number is the value of the 7 ten times the value of the 7 in the number 1273?

How are algebraic expressions evaluated using substitution?

What is the value of x in this triangle? a. 53° b. 62° c. 65° d. 118°

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio