9. Find the measure of angle
a
36°
57°

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Which expression is the factorization of x^2+10+21

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.