Alexismd1 Alexismd1
  • 23-09-2016
  • Mathematics
contestada

I can't figure out this inequality 5+ 5(x + 4) < 20. Any tips on how I can solve?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 23-09-2016
remember you can do anything to an equation or inequality as long as ou do it to both sides
also, when multiplying by a negative number in an inequality, don't forget to flip the sign

5+5(x+4)<20
minus 5 from both sides
5(x+4)<15
divide both sides by 5
x+4<3
minus 4 from both sides
x<-1
Answer Link

Otras preguntas

Read the following paragraph: "The 'marshmallow test' was developed in the 1960's as a way to understand personality traits. In the test, preschoolers were give
Which of the following functions are linear?​
3. Solve for each power. 4 to the third power.
What are the areas of #6 and #8? Please help me out
How did Mendel solve the problem of always observing the same traits in his experiments?
(2+3i)+(-4+i) left-parenthesis 2 plus 3 i right-parenthesis plus left-parenthesis negative 4 plus i right-parenthesis
An adult ticket costs £4. A child ticket costs £3. Hina spends £47 on cinema tickets. She buys 8 adults tickets. Work out how many child tickets she buys.
what is the answer to my problem
Which angles are vertical angles and, therefore, congruent? 3 lines intersect to form 8 angles. From top left, clockwise, the angles are A, B, C, D, H, G, F, E.
50 decreased by ???? is 40 please help