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I am having trouble please help me! This chart shows the height of a tomato plant in inches, h, at weeks of growth, w. Weeks of growth, w 4 6 10 Inches of height, h 6 9 15 Determine whether h is directly proportional to w and if so, determine the constant...

PLEASE HELPP! 1. Rewrite this expression without the double sign: 7 - (-9) 2. When adding two real numbers that have the same sign, you should..? 3. When adding two real numbers with different signs, you should..? 4. Solve this expression: - 8 + ( - 4) 5....

4.6 x 10^-22

all he wants is answers, answers could help learn. you dont gotta be rude.

id help but idk ;(

Thank you so much!