book Maths Puzzle Numerical Ability

2a=3b-13
b=2a+7

Use substitution method to solve system .
If system is dependant or inconsistant so indicate.

Read Solution (Total 0)

book Other Question

A number x squared plus forty-four is equal to the number x to the fourth power times three
How can i fugure this out by writing an equation?
Reduce fraction to its lowest term

70/112