How to solve for x

12 (x+4) + 3 (-3-2x) = 71

Suppose that you have torn a tendon and are facing surgery to repair it. the orthopedic surgeon explains the risks to you.

Red short-horned cattle are homozygous for the red allele, white cattle are homozygous for the white allele, and roan cattle are heterozygotes. Population A consists of 36% red, 16% white, and 48% roan cattle. What are the allele frequencies?

plant a is 5 centimeters tall and going at the rate of 3 centimeters in a month. plan B is 4 centimeters tall and growing at the rate of 5 centimeters a month. when will plant be exceed the height of plant?

H (x) = 4x/x+5 determine the restrictions for the value of x.

If there is 15 liters of milk in the refrigerator, after how many days will more milk need to be purchased?

Tony has 50 miles to his destination after 21 minutes of driving and he has 40.4 miles to his destruction after 33 minutes of driving. How many miles will he have to his destination after 37 minutes of driving?

Describe a situation in which there would be a positive association between two variables.

One angle of a triangle measures 34. A second angle measures 81. What is the measure of the third angle of the triangle? A: 65 B: 99 C: 115 D: 146

What are the x and y intercepts of the equation x=-5?

Find the solution of the system of equations - 3x+8y=-5 and 6x+2y=-8