7. Solve the following system of equations:

2x + 4y + 10z

x - 2y + 5z = - 4

3x - 4y - 3z = 15

Select the appropriate response:

A) x = 2, y = 3, z = 5

B) x = 4 y = 3, z = 5

C) x = 2, y = 3, z = 9

D) Not possible to solve

What is 1/7 of 4/9 ?

Log (12) = log (3x+81)

The flower color of bigleaf hydrangeas is determined by the soil's pH. A gardener growing blue hydrangeas believes that lime may be leaching out of a nearby sidewalk and increasing the pH of the soil.

Two-thirds of my cats plus nine

5n+6 + (-7n) answer olz

What's the square root of 260?

Alexander's parents are saving for his college fund. They Which formula would be used for this situation put $8,000 into an interest-bearing account with an A = (8,000 + 0.045) 12 annual compound interest rate of 4.5%. A = 8,000 (1 + 0.

Tommy writes - 414 as a fraction using the same method he knows for positive mixed numbers. His work is shown: Multiply the whole number by the denominator: - 4⋅4=-16-4·4=-16. Add the numerator: - 16+1=-15-16+1=-15.

Slope = 2 over 5 y intercept = 2

Harriet bought 2kg of potatoes for $1.50 how much would it cost for 1 kg