Algebra Answers

Draw a venn diagram of sets A ,B and C where A subset equal to B , A intersection C doesn't equal to phi , B intersection C doesn't equal to phi . What is the universal set you have chosen? Justify your choice of sets in the diagram?

In the following equation solve for the unknown variable 6/15d + 9/30d - 1/6d = d +1.5 - 2/12d

in the following equation solve the unknown variable 5/8k +2/6k = k - 1/2

in the following equation solve the unknown variable. 3m - 6 = m +2

express (12/25+16/50)×(1-7/8) as a single simplified fraction

express -7/20 × 5/28 ÷ -2/16 as a single, simplified fraction

you require 20 gel-ink pens, STORE XXX sells these pens at R9.50 each, while store YYY sells them at R10.00 each, but have 6% sale on all items. Further, store WWW sells these pen at the R19.00 each with a buy one get one free special, Finally store MMM sells the pen at R14.50 each with a third off the total price which store offers the best deal?

The power/exponent of (2^3)^4 i.e 2 to the power 3 whole raised to power 4, is what?
is it 3 or 4 or it will be taken as 12.

The average of 15 integers strictly greater than 70 is 85. Among them 14 integers are strictly greater than 85. What is the remaining number?

express 25/78 + 9/39 -11/13 as a single simplified fractions