Addition method
Solve for the variables by substitution or addition method:
x + 3y = 19
5x + 3y = 35
x + 3y = 19
5x + 3y = 35
Correct answer:
Tips for related online calculators
Do you have a system of equations and looking for calculator system of linear equations?
You need to know the following knowledge to solve this word math problem:
Grade of the word problem:
Related math problems and questions:
- Substitution 4644
Solve the system of equations by substitution, comparison, and addition method and perform the test: 4x + y = 5 3x-5y = 21 - Substitution
Solve equations by substitution: x+y= 11 y=5x-25 - Elimination method
Solve the system of linear equations by elimination method: 5/2x + 3/5y= 4/15 1/2x + 2/5y= 2/15 - Graphical 4680
Solve the system by the graphical method: x + y = 8 2x-y = 1
- Equations 4648
Solve the system of equations by any method and perform the test: 2 (x + y) -3 (y + 2) = -1 x + 2 / 3y-6 = 2 - Solve 19
Solve equation with fractions: 1/3+what=1/5 - Vector equation
Let’s v = (1, 2, 1), u = (0, -1, 3) and w = (1, 0, 7) . Solve the vector equation c1 v + c2 u + c3 w = 0 for variables c1 c2, c3 and decide weather v, u and w are linear dependent or independent - Substitution 19793
Calculate in arithmetic sequence a1, d, s7, if: a1 + a4 + a6 = 71 a5 - a3 - a2 = 2 Hint: Use the substitution method when solving the system. Pay due attention to the "minus" signs in the second equation of the system. - Evaluate 5
Evaluate expression x²−7x+12x−4 when x=−1
- Substituting 3165
Determine the value of the expression by substituting for the variables a = 5, b = 2, x = 3, y = 1: k = 4ab + 1/2 ab - 14 l = x² + 2xy + y² m = 5b³ - 4b2 - Substitution method
Solve a goniometric equation: sin4 θ - 1/cos² θ=cos² θ - 2 - Exponential equation
In the set R, solve the equation: 7 -5 +19x=4 3 -20x - Solve 14
Solve fraction subtraction or addition: 1/2 - 1/4 = 4/6 + 2/3 = 5/8 + 3/12 = 1/9 + 2/3 = 8/9 - 7/12 = 11/12 - 3/8 = 2/3 - 2/7 = 3/4 - 3/9 = 3/8 - 1/6 = 3/5 - 4/8 = 2/6 - 1/12 = 3/8 + 3/4 = 5/6 + 4/9 = 1/4 + 3/10 = 6/20 + 4/25 = 6/6 + 1/3 = - Completing square
Solve the quadratic equation: m2=4m+20 using completing the square method
- Statistical survey
Write TRUE OR FALSE for each question: 1 Standard deviation measures central location. 2. The most frequent observation in a data set is known as the mode. 3 The most passive method of data collection is observation. 4 Access time for secondary data is sh - Linear system
Solve this linear system (two linear equations with two unknowns): x+y =36 19x+22y=720 - Evaluate 33
Evaluate x+y when x=- 4/5 and y= 1/3. Write your answer as a fraction or mixed number in simplest form.
