Which steps can be taken to translate the phrase “the height of a tree is increased by seven inches” into an algebraic expression? Check all that apply. Replace “the height of a tree” with a variable, x.
Replace “seven inches” with a variable, x.
Replace “increased by” with an addition symbol.
Replace “seven inches” with 7.
Replace “increased by” with a multiplication symbol.
Replace “the height of a tree” with 7.
Write the expression x + 7.
Write the expression x times 7.

PLS HURRY I DONT ALOT OF TIME PLS HURRY

Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.

What is similar between metals and suspensions

The great sandini is a 60.0-kg circus performer who is shot from a cannon (actually a spring gun). you don’t find many men of his caliber, so you him design a new gun. this new gun has a very large spring with a very small mass and a force constant of 1100 n/m that he will compress with a force of 4400 n. the inside of the gun barrel is coated with teflon, so the average friction force will be only 40.0 n during the 4.00 m he moves in the barrel. at what speed will he emerge from the end of the barrel, 2.50 m above his initial rest position?