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Solve the following equation: 7x + 6 = -5x - 42

First, we gather like terms: 7x + 5x = -42 - 6 This gives: 12x = -48Now we can divide both sides by 12 to solve for x: 12x/12 = -48/12This gives: x = -4
KY
Answered by Kyle Y. • Maths tutor
4313 Views

Solve this set of simultaneous equations. 1. 4x+2y=12 2. 2x+3y=10

To solve simultaneous equations we need to make either the y coefficients or the x coefficients equal so that we can cancel them out. For this set of equations we are going to make the x coefficients the sam...
GB
Answered by Georgia B. • Maths tutor
4669 Views

Solve ln(2x-3) = 1

e ln(2x-3) = e 1 2x-3 = e x = (e+3)/2
JC
Answered by Jonathan C. • Maths tutor
6154 Views

Find all solutions to the trig equation 2sin(x)^2 + 3sin(x) - 2 = 0 in the range 0 <= x <= 360 degrees

Assuming knowledge of solving regular quadratic equations.Treat this as a regular quadratic equation, except it is in terms of sin(x) instead of just x as you might be used to.So using the quadratic equation...
TM
Answered by Toby M. • Maths tutor
5265 Views

How does temperature effect enzymes?

Under 0 degree celcius, ice crystals will begin to form in the cell membrane of the enzyme. If the temperature increases and the enzyme thaws, the pierced cell membrane will cause leakage and prevent the enz...
EH
Answered by Erin H. • Biology tutor
3530 Views