4.44 Identify the mathematical property, operation, or idea that justifies each sequence of expressions below. Then find the value of the expression.
a. 7.2 + 4 - 27+ 3)
d. 6.3+3.4-8
7.2+4 -2(7) - 2(3)
18+ 12-8
7.2 - 7(2) + 4-2(3)
18-8 +12
0.39 +5(1 - 3) +4.5+1
37 +4.5+1+5(-2)
9 + 20+1 - 10
d. (8 + (-12)) + 10 + 2
8+(-12+10+2)

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

Given abcd ac=38 and ae=3x+4 find the value of x

The ratio of wooden bats to metal bats in the baseball coach’s bag is 2 to 1. if there are 20 wooden bats, how many metal bats are in the bag?