Mister Exam
Other calculators
-
How to use it?
- Equation:
-
Equation (x-5)/2=2*(3x/7-1/2)/3
-
Equation (x^2-4)^2+(x^2-3*x-10)^2=0
-
Equation cos(x)+sin(x)=0
-
Equation 7+x=4
- Express {x} in terms of y where:
- 7*x-2*y=20
- -7*x-7*y=-14
- -15*x+17*y=13
- 20*x+4*y=-7
- Graphing y =:
- 7+x
- Limit of the function:
-
7+x
-
Identical expressions
- seven +x= four
- 7 plus x equally 4
- seven plus x equally four
-
Similar expressions
- 7-x=4
- -60+20*cos(30)*2*0.2-30*sin(30)*4*0.2-3*0.2*(-72.727)+x=0
7+x=4 equation
The teacher will be very surprised to see your correct solution 😉
The solution
Detail solution
Given the linear equation:
Move free summands (without x)
from left part to right part, we given:
$$x = -3$$
We get the answer: x = -3
7+x = 4
Move free summands (without x)
from left part to right part, we given:
$$x = -3$$
We get the answer: x = -3
Sum and product of roots
[src]
sum
0 - 3
$$-3 + 0$$
=
-3
$$-3$$
product
1*-3
$$1 \left(-3\right)$$
=
-3
$$-3$$
-3
The graph