When solving for the value of x in the equation 4(x - 1) + 3 = 18,
aaron wrote the following l...
Mathematics, 24.08.2019 20:30 gracie0818
When solving for the value of x in the equation 4(x - 1) + 3 = 18,
aaron wrote the following lines on the board.
[line 1] 4(x - 1) + 3 = 18
[line 2] 4(x - 1) = 15
[line 3] 4x - 1 = 15
[line 4] 4x = 16
[line 5] x=4
which property was used incorrectly when going from line 2 to line 3?
(1) distributive (3) associative
(2) commutative (4) multiplicative inverse
Answers: 2
Mathematics, 21.06.2019 22:30
One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?
Answers: 1
Mathematics, 22.06.2019 00:30
Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.
Answers: 1
Mathematics, 22.06.2019 01:30
Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter? question 1 options: 3x2+38x+55 3x3+38x2+55x 5x+16 4x+16
Answers: 2
Mathematics, 22.06.2019 02:30
Acompany makes steel lids that have a diameter of 13 inches. what is the area of each lid? round your answer to the nearest hundredth
Answers: 2
Mathematics, 19.08.2019 06:10
Mathematics, 19.08.2019 06:10
English, 19.08.2019 06:10
Social Studies, 19.08.2019 06:10
Mathematics, 19.08.2019 06:10
Mathematics, 19.08.2019 06:10
Mathematics, 19.08.2019 06:10
Mathematics, 19.08.2019 06:10
Mathematics, 19.08.2019 06:10
History, 19.08.2019 06:10
Social Studies, 19.08.2019 06:10
Biology, 19.08.2019 06:10