exam Maths Puzzle Numerical Ability

INDICATE WHETHER THE EQUATION HAS NO SOLUTION OR IS TRUE FOR ALL REAL NUMBERS. IF NIETHER IS THE CASE, SOLVE FOR THE VARIABLE.

10x-2(4+5x)=8

Read Solution (Total 0)

exam Other Question

b^2 - ab - 6a^2 I was told to facrtor this problem completely and this is the answer that I came up with am I right?(b + 3a)(b - 2a) The coach purchased b balls for d dollars. If each ball had cost $2 more, how many balls could the coach have purchased for $200?