X+x+14=90

2x+14=90

2x=76

x=38

Factor the following polynomial completely 5x^4 + 20x^3 - 105x^2

Which of these pairs are equal? a. sin 49° and sin 51° b. sin 33° and cos 57° c. cos 28° and sin 72° d. cos 14° and cos 76°?

How can you show 198.000 as a power of using an exponents

What is the factorization of the trinomial below? 3x^3-18x^2+24x A. 3x (x-2) (x-4) B. 3 (x-2) (x+4) C. 3 (x^2-2) (x+4) D. 3x (x-2) (x+4)

Tim's Tamales sold 2,194 tamales for $1.25 each. What were the earnings?

Katie practiced the flute for 45 minutes. Then, she ate a snack for 15 minutes. Next, she watched televison for 30 minutes, until 6:00 P. m. At what time did Katie start practicing the flute?

The vertex form of the equation of a parabola is y = (x+3) ^2+53. what is the standard form?

Claire's lunch bill was $17.35. She gave a tip of $3.82. What percent did Claire leave as a tip? need in 10 mins less

Which statement is not true of line p

How to find the area of a floor that is 12ft by 15ft?