In Exercises 3-12, solve the equation. Check your solution. (See Example 1.) 3. V5x + 1...
Just #2, 14, 16. Thank you EXERCISE SET 1.2 Practice Exercises In Exercises 1-16, solve and check each linear equation. 1. 7x 5 72 3. 11x - (6x -5) 40 5x (2x 10) 35 6.3x+5=2x+13 8. 13x + 14 = 12x-5 7. 7x 4x + 16 9. 3(r 2) +7 2(x + 5) 10. 2(x 1) +3 - 3(r + 1) 11. 3(x-4)-4(x _ 3) = x + 3-(x-2) 12. 2-(7x +5) 13 3x 13. 16 3(x 1) - (r...
In Exercises 5-14, use the addition method to solve each system of equations. (Exercises 5-8 are the same as Exercises 1-4.) 2x+y+z=7 x+y+5z =-10 2x 3y +3z9 118.txx y y 552:1 i3 11(2xx+ 23y +42c:17 1 13.?s- x-2y + z=-4 x+2y + 3z = 4 4x+2y + 2z = 0 16x-4y-3z = 3 6x+3y + 12z = 6 Solve Exercises 15-22 15. Electronics Kirchhoff's law for current states 13 (Note that electu
Question 21 Solve the systems in Exercises 19-24 with the elimination method. Check your answers by substituting them back in. (Answers are not given at the back of the book.) 19. 2x + 3y = 5 20. 5x + 3y = 11 4x – 2y = 2 2x + 7y = 16 21. 3x – 7y = 27 22. 5x - 2y = -23 4x – 5y = 23 x + 2y = 5 23. 5x – 9y = -12...
please solve the equation to #17. Please show work with the steps written out. thank you! 0.4.3 Exercises In Exercises 1 - 18, solve the equation. 1. lx= 6 2. 13t – 11 = 10 4. 4 – ly = 3 5. 215m +11 - 3 = 0 7.5 -1x1=1 8. 215 – 271 - = 5 2 11. 12x + 1 = 12x + 1 - 3 10. 2 3 -12v+ 13. 31 - 2| = |2t +7] 16....
Solve the equation. Simplify your answer if possible. 5m-3=-33 The solution set is Solve the equation. Simplify your answer if possible. 13 =8+2(4w+1) The solution set is Solve the equation. Simplify your answer if possible. 3(d-5)-3 =1-(d+3) The solution set is Solve the equation. Simplify your answer if possible. 4(4y+6)=-3[-4y+4(-y-3)] The solution set is Solve the equation. Simplify your answer if possible. =2 5 20 The solution set is Solve the equation. Simplify your answer if possible. P p-3 9....
Solve each inequality and graph its solution. 11) -12+ 3(-4 + 10x)2 3(1+ 10x)+5 12) 9-10k- 5k+ 62 5(9- 11k)+10(-7+4k) -10-8 -6 6 -5-43 -2 -1 01234 13) -5 +ks7 14) -4n> 8 4 2 0 2 468 10 12 14 7-6-5-4-3-2-1 01234 5 6 15) 6x+4 <4 16) 10p-9 s61 8 -7-6-4 -3-210 123 17) 3+-8x- 10 S-23 18) 4v-3-7>-26 6-5432-01234S 7-6-5432101 234
Check the equation to see if x = 9 is a solution 4x + 45 - x = 0 Is x=9 a solution? Yes O No Multiply, then simplify the product. Assume that all variables represent positive real numbers. (V6-6)(75 - 2) O A. V30 -276-675 + 12 OB. -7/30 + 12 OC. V30 + 12 OD. 130-875 + 12
#16 Please. Step By Step explanation would help me understand. Thank you. In Exercises 1-17 find the general solution, given that yı satisfies the complementary equation. As a byproduct, find a fundamental set of solutions of the complementary equation. 1. (2x + 1)y" – 2y' - (2x + 3)y = (2x + 1)2; yı = e-* 2. x?y" + xy' - y = 3. x2y" – xy' + y = x; y1= x 4 22 y = x 1 4....
JU, I - 4, y = -1 = (4, -1) The solution is the ordered pair (4, -1) Check by substituting these values into the original equations. EXERCISES Use the substitution method to solve each system of linear equations. 1) x = y + 3 x + 7 = 2y 2) y = 2x 3x + y = 10 3) y = 3x 5x - 2y = 1 4) y = x + 4 3x + y = 16 5)...
Part S: Compate fer each set of fractions 2 4 6 1 8+12- 2+7- 3 5 7 10-5-1 4 2 3 1 9 3 10 5- 7 2 3 3 5 3- 8 5- Part 6: Add and subtract the signed numbers. 8+18-(-3) -5-(-17) 42+ (-4) -12-(+26) 3+(-29)+ (-11) 0-(-16) +7 15-4+(-18) -54 +34 8+((41-(-17) -17-(-3+-1) 5-(16+-2) -33+(-5-6) Part 7: Multiply and divide the signed numbers (-4X-5)(20) (-2)(-7)-4) 13(-3)X2) 12+-3 -26/-13 (3(4X-1) -35+5 -84/-2 (11-3)3 6/3-2 (4 8)-1 (-30/10) -7