Simplify the expression (x+5)(-7)

What is 1.5% of 120 or what number is 1.5% of 120

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

Measure a and b and find their sum. how are the angles related?