Jackson weighed 6 pounds and 3 ounces when he was born. when he was 4 weeks old, he weighed 128 ounces. how much weight did jackson gain in those 4 weeks?

Acontractor needs 54 square feet of brick to construct a rectangular walkway. the length of the walkway is 15 feet more than the width. write an equation that could be used to determine the dimensions of the walkway. solve this equation to find the length and width, in feet, of the walkway.

Determine whether the angles in each given pair are coterminal. 744°, -336°

What signals you that factoring by grouping is the best method to use when factoring a problem?