19/03/2020 Simplifying Algebraic Expressions(Study by Topics Junior Class) 19/03/2020 0Comments by Gate Academy Welcome to your Simplifying Algebraic Expressions(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. Make z the subject of formulasx(y + z) + 5/a -2 = 0 z = 5 -2a -y/ ax z = 2a -5 -y/ ax z = 2a -5 -axy/ ax z = 5 -2a -axy/ ax 2. ’Simplify: ax³ + bazx² + cxa ax(x² + bzx + c) X(ax + ba + ca) xX(ax + ba + ca) Axb(x + zx + c) 3. If p varies inversely as qr/ q-r, and p = 5 when q = 7 and r = 2, then p is equal to q-r/ 14qr 14(q-r)/ 25qr 14(q-r)/ qr 25(q-r)/ 14qr 4. Simplify (a² - b²)/(a + b) (a + b)(a - b) a - b (a + b)/(a - b) (a - b)/(a + b) a + b 5. Find the value of 18 × 2 - 5 + 24 ÷ 3. 54 39 23 31 42 6. 1/3 of 48y 12y 24y 18y 16y 7. Simplify 6x - 3y - (4x - 7y) 2x + 10y 10x + 4y 10x - 4y 2x - 10y 2x + 4y 8. Simplify the following 2y + 9 + 8y + 7 26 10y + 16 10y + 9 + 7 26y 9. 54x²y ÷ 3xy 22y 24x 18y 18x 24xy 10. 7(y + 1) - x(y + 1) (y + 1)(7x) 7y-x 7y + 7 - xy - x (y + 1)(7 - x) 11. 6b × 4b 84b² 75b² 24b² 28b² 36b² 12. How do you simplify: 5xyz + 9xyz - 2xyz 2xyz 17xyz 12xyz 10xyz 13. 5(x + 2) + y(x + 2) 10x-4y (2x)(5 + y) (x + 2)(5 + y) 5x + 10 + xy + 2y 14. 9ab × 6a 56a²b 48a²b 76a²b 54ab 54a²b 15. 6a × 3 20a 8a 15a 9a 18a 16. X varies inversely as y and y varies directly as t². Find the relationship between X and t given that t = 7 when X = 2 98Xt² = 1 X = 98t² Xt² = 98 X = t²/98 17. Simplify 5ab-7ba+4ab None 16ab -2ab 2ab 18. Simplify 7 × 3a - (3a + 5a) 16a -35a 13a 24a 18a 19. Simplify the expression.<span id="MathJax-Element-1-Frame" class="MathJax" style="font-style: normal;font-weight: 400;line-height: normal;font-size: small;text-indent: 0px;text-align: left;text-transform: none;letter-spacing: normal;float: none;direction: ltr;max-width: none;max-height: none;min-width: 0px;min-height: 0px;border: 0px;padding: 0px;margin: 0px;color: #444444;font-family: verdana;background-color: #ffffff" role="presentation" data-mathml="6m+10-10m">6m+10−10m 6m −4m+10 16m+10 4m+10 20. If xy + 1 = y² and z = 1/x - 1/xy, express z in terms of y 1 + y 1/ y-1 1/ x-y 1/ y+1 1 out of 20 Time is Up! Time's up