4a + 3(a + 1) = 24 ← distribute parenthesis and simplify left side
4a + 3a + 3 = 24
7a + 3 = 21 ( subtract 3 from both sides )
7a = 21 ( divide both sides by 7 )
a = 3 → B
Answer from: Quest
4 & 3
step-by-step explanation:
factor of 108=2×2×3×3×3=2×2×3^3=the number is 4 because 2 only occurs 2 times and 2×2=4 and factor of 2187=3^3×3^3×3=the number is 3 because 3 onlyvoccur 1 time.
Answer from: Quest
answer: 25.4 units
step-by-step explanation: radius = 12.7 units
diameter = twice the radius
diameter = 12.7 x 2
= 25.4
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