Answer: x^2 = 2
Step-by-step explanation: 3x^2 + 4x=12
6x^2=12
x^2= 12/6
x^2= 2
Step-by-step explanation:
65) Perimeter = 13 + 12 + 5 or 30 cm
Area= 5 x 12 / 2 or 30 cm^2
Perimeter formula: Add all the sides
Area formula ( triangle)= 1/2 bh
66) Perimeter = 8 + 4 + 7 + 3.5 or 22.5 ft
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Answer:
30 bracelets
Step-by-step explanation:
she could make 6 in 1 hour so 18 bracelets in 3 hours plus 12 bracelets in 2 hours which equals 30 bracelets.
6(3+2)=x
x=30