What type of equation is 3(x + 0) = 3x + 0?
- Identity: true for every value of x
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What type of equation is 3(x + 0) = 3x + 0?
The length of a rectangle is 3 cm more than its width. If the perimeter is 26 cm, what is the width?
A quantity decreases by 40% and becomes 48. What was the original quantity?
Factor: m^2 – 4.
Solve the system: x + 2y = 9 and x – 2y = 1.
What is the slope of the line passing through (-5, 7) and (-3, 3)?
The sequence begins 12, 14, 16, 18, … . What is the 6th term?
Solve the inequality: 7x – 10 ≥ -3.
Factor the greatest common factor from 45x + 72.
Simplify: (x – 3y + 10) + (-4x – 2y – 9).
Solve for x: 5x – 3 = 16/3.
A student solves 3(x + 4) as 3x + 4. What is the mistake?
Solve for x: 4(x + 1) – 6 = 14.
y varies directly as x. If y = 6 when x = 3, what is the constant of variation?
Select all numbers that satisfy x ≥ 3.
What type of equation is 4x – 2 = 14?
The length of a rectangle is 6 cm more than its width. If the perimeter is 44 cm, what is the width?
A quantity increases by 20% and becomes 180. What was the original quantity?
Factor: p^2 – 16.
Simplify: b^0, where b ≠ 0.