starfish995 starfish995

01-03-2016
Mathematics

contestada

[(21 + 5) ÷ 2] + 7 • (8 - 3) equals

Respuesta :

01-03-2016

[(21 + 5) ÷ 2] + 7 × (8 - 3)
[26 ÷ 2] + 7 × (8 - 3)
13 + 7 × (8 - 3)
13 + 7 × 5
13 + 35
48

Answer Link

Otras preguntas

Find the value of 15.0 Newton in pounds

What is one responsibility that is only for United States citizens?

Given the balanced equation representing a reaction: H2O + HCl ==> H3O+ + Cl- According to one acid-base theory, the H2O molecule (1) accepts H+ ions (3

Which compound is an electrolyte? (I) CH3CHO (3) CH3COOH (2) CH3OCH3 (4) CH3CH2CH3

Which element reacts spontaneously with 1.0M HCl (aq) at room temperature? (1) copper (3) silver (2) gold (4) zinc

What is A ∩ B? Let set A = {odd numbers between 0 and 100} and set B = {numbers between 50 and 150 that are evenly divisible by 5}.

Who makes federal laws?

Given the balanced ionic equation: 3Pb2+ + 2Cr ==> 3Pb + 2Cr3+ What is the number of moles of electrons gained by 3.0 moles of lead ions? (1) 5.0 mol (3)

what is the value of the underlined digit in 56.123? one is underlined

Which change results in the formation of different substances? (1) burning of propane (2) melting of NaCl (s) (3) deposition of CO2(g) (4) solidification of wat