Algebra Q3 Review 2026

Solve:

4x+8y=20

-4x+2y=-30

• (-7,1)

• (2,-5)

• (-2,5)

• (7,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

ax + c = R
(solve for x) 

• ax = R + c
• ax = R - c
• x = a(R-c)
• x = (R-c) / a 

Tags

CCSS.HSA.REI.B.3

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

Simplify: (x + 5)²

• x² + 25

• x² + 10x + 25

• x² + 10 x + 10

• x² + 10

Tags

CCSS.HSA.APR.C.4

What are the zeros of the graph $y=x^2–7x–18?$  

• x = -2, x = 9 

•  x = 3, x = 0  

• x = 0, x = -18 

• x = -3, x = -4  

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which ordered pair(s) is a solution to the given system?

• (5, -5)
• (0,0)
• (-5, -2)
• (3,-3)

Tags

CCSS.HSA.REI.D.12

A soccer ball is kicked from the ground with an initial upward velocity of 90 feet per second. The equation h=-16t² + 90t gives the height h of the ball after t seconds.
What is the maximum height of the ball?

• 126.56 ft
• 5.625 sec
• 2.81 sec
• 90 ft

What is the domain?

• $\left(-5,\infty\right)$

• $\left(\infty,-5\right)$

• $\left(\infty,-5\right]$

• $\left[-5,\infty\right)$

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Factor Completely: 
3x² + 18x +15

• 3(x² + 6x + 5)
• (x + 5)(x + 1)
• 3(x + 5)(x + 1)
• Prime

Factor Completely:
3x⁵ - 27x³

• 3(x³ - 3)(x² + 3)
• prime
• 3x³(x² - 9)
• 3x³(x - 3)(x + 3)

Tags

CCSS.HSA.APR.C.4