rickyycain rickyycain

04-06-2019
Social Studies

contestada

A student is asked to solve the equation below and to justify her/his steps. Identify what, if anything, is incorrect in her/his math or justification.

x + 4 = –8

Step

Justification

x + 4 = –8

Given

x + 4 + (–4) = –8 + (–4)

Addition property of equality

x = –4

Respuesta :

moselino1234 moselino1234

04-06-2019

Answer:X=-12

Explanation:X+4+(-4)=-8+(-4)

=X+4-4=-8-4

X+0=-12

X=-12

Answer Link

Otras preguntas

i need with math it say the ride-it store rents bicycles. the cost is $8.50 for 1 hour, $13.64 for 2 hours, $18.80 for 3 hours, and 23.95 for 4 hours. if the pa

i need with math it say the ride-it store rents bicycles. the cost is $8.50 for 1 hour, $13.64 for 2 hours, $18.80 for 3 hours, and 23.95 for 4 hours. if the pa

A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.

In the step by step simplification of expression below which property is not used? 3(1+x)3(x+1)3(x)+3(1)3x +3 A) associative B) commutative C) distributive D)

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR

i need with math it say the ride-it store rents bicycles. the cost is $8.50 for 1 hour, $13.64 for 2 hours, $18.80 for 3 hours, and 23.95 for 4 hours. if the pa

Proof: Given: Isosceles trapezoid TRAP with TR=PA Prove: Angle RTA = angle APR

A laptop computer is priced at $650. If the sales tax is 5%, find the total cost of the computer, including sales tax.

In the step by step simplification of expression below which property is not used? 3(1+x)3(x+1)3(x)+3(1)3x +3 A) associative B) commutative C) distributive D)