Brazil's currency is called the real and is denoted with this symbol: R$. A plumbing contractor allotted R$10,236 in his bank account to complete three residential jobs. If he estimates Job 1 to cost R$2,477, Job 2 to cost R$2,263 and Job 3 to cost R$3,218, how much money will he have left in the account for unexpected costs?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.