Solve the Equation $$7 x - 15 + 6 x - 10 x + 9 = 24$$

question 21

Multiple Choice

Solve the equation. $$7 x - 15 + 6 x - 10 x + 9 = 24$$

• A)x = 11
• B)x = -10
• C)x = 3
• D)x = 10
• E)x = 20

---

Definitions:

Well-Sorted Sandstone

Sandstone comprised of grains that are uniform in size, indicating a specific and consistent energy environment during deposition.

Dark Porous

Referring to rocks that have a dark color and contain numerous small holes or pores.

Lichens

Symbiotic organisms made up of a fungus and either an algae or a cyanobacteria, living together and often found on rocks, trees, and soil.

Oxalic Acid

A strong organic acid found in many plants and vegetables, commonly used as a cleaning agent and rust remover.