2) Prepare os sistemas e resolva-os pelo método da adição. numa classe ha 33 alunos e a diferença entre o dobro do numero de meninas e o numero de meninos è 12. quantas sao as meninas.?

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

Ihave trouble finding the nth term of a linear sequence

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)