Class 10R sat a test. The mean mark for the class was 70%. There are 30 students in class 10R, 20 of whom are boys. The mean mark for the boys in the test was 62%. Work out the mean mark for the girls. Question solved algebra 5 months ago 4646
A shopkeeper increased the price of a chair by 20 percent and announced a discount of 15% in the festival season. After discount the price is 1020.What was the original price? Question solved algebra 5 months ago 3284
36 TOFAS testing.tofas.education Choose the Question 59/60 04:42 Please solve the following equation. beginarrayl 5/8 x2= y/2 3/4 x+ 2/3 y-3endarray . x,y=-4,9 Question solved algebra 5 months ago 8312
Which graph can be used to find the solutions to x2-4x+4=2x+1+x2 ? y Question solved algebra 5 months ago 3420
What number should be added to both sides of the equation to complete the square? x2+3x=6 3/2 [ 3/2 ]2 3 62 Question solved algebra 5 months ago 9027
_14. Which expression gives the solutions of -5+2x2=-6x A, frac 2=frac square root of 446-512 frac -6 ± square root of 36-42-54 C. B. ''V'25-126 6: square root of 36&425 D. Question solved algebra 5 months ago 3988
What are the solutions to the quadratic equation 50-x2=0 ? x= ± 2 square root of 5 x= ± 6 square root of 3 x= ± 5 square root of 2 no real solution Question solved algebra 5 months ago 2009
Complete the square so that the left side of x2+8x-3=0 becomes a binomial squared. x+ 2= Question solved algebra 5 months ago 6577
2. Determine the roots of the quadratic equation 3x2-1083=0 _ A.±16 C ±18 B.±17 D ±19 _ 3. Given the quadratic equation x2+3x-5=0 , which of the following iitr ronte? Question solved algebra 5 months ago 9113
What substitution should be used to rewrite 6x+52+5x+5-4=0 as a quadratic equation? u=x+5 u=x-5 u=x+52 u=x-52 Question solved algebra 5 months ago 8288
Use substitution to write an equivalent quadratic equation. 3x+22+73x+2-8=0 u2+7u-8=0 ', where u=3x+22 u2+7u-8=0 I, where u=3x+2 u2+7u-8=0 , where u=73x+2 u2+u-8=0 Question solved algebra 5 months ago 7259
A number increased by one-sixth of itself equals 14. What is its algebraic symbol? * b. a. 1/6 -x=14 x+ 1/6 x=14 d. C. 1/6 +x=14 x/6 +x=14x a b C d Question solved algebra 5 months ago 9869
What is the following product? Assume x ≥ 0 cube root ofx2 . square root of [4]x3 x square root of x square root of [12]x5 * square root of [12]x5 x6 Question solved algebra 5 months ago 8121
What value of x is in the solution set of 3x-4 ≥ q 5x+2 ? -10 -5 5 10 Question solved algebra 5 months ago 3125
What is a correct first step in solving the inequality -43-5x ≥ q -6x+9 ? -12-20x ≤ -6x+9 -12-20x ≥ q -6x+9 -12+20x ≤ -6x+9 -12+20x ≥ q -6x+9 Question solved algebra 5 months ago 9932
What is the completely factored form of 3x5-7x4+6x2-14x x4+2x3x-7 x43x-72x-1 xx3+23x-7 x3x4-7x3+6x-14 Question solved algebra 5 months ago 9618