What is the sum of 4 - 7i and the conjugate of 2 + 3i ? A.6 - 4i
B.8 - 21i
C.8 - 4i
D.6 - 10i

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression