4 Which one of these expressions is different from the others? Explain your answer. 2(12x + 15)
6(5 + 4x)
3(10 + 8x)
4(6x + 26)

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long. at what angle is the sun above the horizon at that time?

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i