Solve the following system equations:

1. 0.4x+2.5y=2.6

2. 1.2x+0.8y=-8.8

If the ratio of pink flowers to blue flower is 3 to 6 and there are total 72 flower, how many of them are pink

Which of the following fractions is equivalent to - 84/-90 in the least common terms? 14/15 (-) 14/15 42/45 (-) 42/45

Find a polynomial function with leading coefficient 1 that has the given zeros, multiplicities, and degree. Zero: 3, multiplicity: 1 Zero: 2, multiplicity: 3 Degree: 4 Zero: 3, multiplicity: 3 Zero: 0, multiplicity: 2 Degree: 5

You always get the same solution the matter which two of the four equations you choose your own problem one of them a system of linear equations. Explain why this is true

What shape is related to a rectangle?

Simone takes dance lessons. Her shoes cost $150 per year, her tights and leotards cost $70 per year, her hair accessories cost $15 per year, and the dance lessons cost $1,000 per year. How much will Simone pay for five years of dance lessons?

Solve for all zeros, reduce as much as possible, show all work. x^4 + 14x^2 + 45 = 0

The 3 inside angles of a right angled triangle are in the ratio 7; 18; 11. The smallest angle is 35. work out angle ab b c

Which inequality is true when x = 4 A. x + 5 < 3 B. 9x > 36 C. * / 2 < 3 D. 18 < x + 8

Give one example of when you would use a frequency chart